18949920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 192

約数和(自身を含む): 67568256

約数和(自身を除く): 48618336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 96, 97, 110, 111, 120, 132, 148, 160, 165, 176, 185, 194, 220, 222, 240, 264, 291, 296, 330, 352, 370, 388, 407, 440, 444, 480, 485, 528, 555, 582, 592, 660, 740, 776, 814, 880, 888, 970, 1056, 1067, 1110, 1164, 1184, 1221, 1320, 1455, 1480, 1552, 1628, 1760, 1776, 1940, 2035, 2134, 2220, 2328, 2442, 2640, 2910, 2960, 3104, 3201, 3256, 3552, 3589, 3880, 4070, 4268, 4440, 4656, 4884, 5280, 5335, 5820, 5920, 6105, 6402, 6512, 7178, 7760, 8140, 8536, 8880, 9312, 9768, 10670, 10767, 11640, 12210, 12804, 13024, 14356, 15520, 16005, 16280, 17072, 17760, 17945, 19536, 21340, 21534, 23280, 24420, 25608, 28712, 32010, 32560, 34144, 35890, 39072, 39479, 42680, 43068, 46560, 48840, 51216, 53835, 57424, 64020, 65120, 71780, 78958, 85360, 86136, 97680, 102432, 107670, 114848, 118437, 128040, 143560, 157916, 170720, 172272, 195360, 197395, 215340, 236874, 256080, 287120, 315832, 344544, 394790, 430680, 473748, 512160, 574240, 592185, 631664, 789580, 861360, 947496, 1184370, 1263328, 1579160, 1722720, 1894992, 2368740, 3158320, 3789984, 4737480, 6316640, 9474960, 18949920]

約数ペア:

[(1, 18949920), (2, 9474960), (3, 6316640), (4, 4737480), (5, 3789984), (6, 3158320), (8, 2368740), (10, 1894992), (11, 1722720), (12, 1579160), (15, 1263328), (16, 1184370), (20, 947496), (22, 861360), (24, 789580), (30, 631664), (32, 592185), (33, 574240), (37, 512160), (40, 473748), (44, 430680), (48, 394790), (55, 344544), (60, 315832), (66, 287120), (74, 256080), (80, 236874), (88, 215340), (96, 197395), (97, 195360), (110, 172272), (111, 170720), (120, 157916), (132, 143560), (148, 128040), (160, 118437), (165, 114848), (176, 107670), (185, 102432), (194, 97680), (220, 86136), (222, 85360), (240, 78958), (264, 71780), (291, 65120), (296, 64020), (330, 57424), (352, 53835), (370, 51216), (388, 48840), (407, 46560), (440, 43068), (444, 42680), (480, 39479), (485, 39072), (528, 35890), (555, 34144), (582, 32560), (592, 32010), (660, 28712), (740, 25608), (776, 24420), (814, 23280), (880, 21534), (888, 21340), (970, 19536), (1056, 17945), (1067, 17760), (1110, 17072), (1164, 16280), (1184, 16005), (1221, 15520), (1320, 14356), (1455, 13024), (1480, 12804), (1552, 12210), (1628, 11640), (1760, 10767), (1776, 10670), (1940, 9768), (2035, 9312), (2134, 8880), (2220, 8536), (2328, 8140), (2442, 7760), (2640, 7178), (2910, 6512), (2960, 6402), (3104, 6105), (3201, 5920), (3256, 5820), (3552, 5335), (3589, 5280), (3880, 4884), (4070, 4656), (4268, 4440)]