19018240

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 160

約数和(自身を含む): 53032320

約数和(自身を除く): 34014080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 23, 32, 34, 38, 40, 46, 64, 68, 76, 80, 85, 92, 95, 115, 128, 136, 152, 160, 170, 184, 190, 230, 256, 272, 304, 320, 323, 340, 368, 380, 391, 437, 460, 512, 544, 608, 640, 646, 680, 736, 760, 782, 874, 920, 1088, 1216, 1280, 1292, 1360, 1472, 1520, 1564, 1615, 1748, 1840, 1955, 2176, 2185, 2432, 2560, 2584, 2720, 2944, 3040, 3128, 3230, 3496, 3680, 3910, 4352, 4370, 4864, 5168, 5440, 5888, 6080, 6256, 6460, 6992, 7360, 7429, 7820, 8704, 8740, 9728, 10336, 10880, 11776, 12160, 12512, 12920, 13984, 14720, 14858, 15640, 17480, 20672, 21760, 24320, 25024, 25840, 27968, 29440, 29716, 31280, 34960, 37145, 41344, 43520, 48640, 50048, 51680, 55936, 58880, 59432, 62560, 69920, 74290, 82688, 100096, 103360, 111872, 118864, 125120, 139840, 148580, 165376, 200192, 206720, 223744, 237728, 250240, 279680, 297160, 413440, 475456, 500480, 559360, 594320, 826880, 950912, 1000960, 1118720, 1188640, 1901824, 2377280, 3803648, 4754560, 9509120, 19018240]

約数ペア:

[(1, 19018240), (2, 9509120), (4, 4754560), (5, 3803648), (8, 2377280), (10, 1901824), (16, 1188640), (17, 1118720), (19, 1000960), (20, 950912), (23, 826880), (32, 594320), (34, 559360), (38, 500480), (40, 475456), (46, 413440), (64, 297160), (68, 279680), (76, 250240), (80, 237728), (85, 223744), (92, 206720), (95, 200192), (115, 165376), (128, 148580), (136, 139840), (152, 125120), (160, 118864), (170, 111872), (184, 103360), (190, 100096), (230, 82688), (256, 74290), (272, 69920), (304, 62560), (320, 59432), (323, 58880), (340, 55936), (368, 51680), (380, 50048), (391, 48640), (437, 43520), (460, 41344), (512, 37145), (544, 34960), (608, 31280), (640, 29716), (646, 29440), (680, 27968), (736, 25840), (760, 25024), (782, 24320), (874, 21760), (920, 20672), (1088, 17480), (1216, 15640), (1280, 14858), (1292, 14720), (1360, 13984), (1472, 12920), (1520, 12512), (1564, 12160), (1615, 11776), (1748, 10880), (1840, 10336), (1955, 9728), (2176, 8740), (2185, 8704), (2432, 7820), (2560, 7429), (2584, 7360), (2720, 6992), (2944, 6460), (3040, 6256), (3128, 6080), (3230, 5888), (3496, 5440), (3680, 5168), (3910, 4864), (4352, 4370)]