19165120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:318

約数の個数: 112

約数和(自身を含む): 52230528

約数和(自身を除く): 33065408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 271, 272, 320, 340, 416, 442, 520, 542, 544, 680, 832, 884, 1040, 1084, 1088, 1105, 1355, 1360, 1768, 2080, 2168, 2210, 2710, 2720, 3523, 3536, 4160, 4336, 4420, 4607, 5420, 5440, 7046, 7072, 8672, 8840, 9214, 10840, 14092, 14144, 17344, 17615, 17680, 18428, 21680, 23035, 28184, 35230, 35360, 36856, 43360, 46070, 56368, 59891, 70460, 70720, 73712, 86720, 92140, 112736, 119782, 140920, 147424, 184280, 225472, 239564, 281840, 294848, 299455, 368560, 479128, 563680, 598910, 737120, 958256, 1127360, 1197820, 1474240, 1916512, 2395640, 3833024, 4791280, 9582560, 19165120]

約数ペア:

[(1, 19165120), (2, 9582560), (4, 4791280), (5, 3833024), (8, 2395640), (10, 1916512), (13, 1474240), (16, 1197820), (17, 1127360), (20, 958256), (26, 737120), (32, 598910), (34, 563680), (40, 479128), (52, 368560), (64, 299455), (65, 294848), (68, 281840), (80, 239564), (85, 225472), (104, 184280), (130, 147424), (136, 140920), (160, 119782), (170, 112736), (208, 92140), (221, 86720), (260, 73712), (271, 70720), (272, 70460), (320, 59891), (340, 56368), (416, 46070), (442, 43360), (520, 36856), (542, 35360), (544, 35230), (680, 28184), (832, 23035), (884, 21680), (1040, 18428), (1084, 17680), (1088, 17615), (1105, 17344), (1355, 14144), (1360, 14092), (1768, 10840), (2080, 9214), (2168, 8840), (2210, 8672), (2710, 7072), (2720, 7046), (3523, 5440), (3536, 5420), (4160, 4607), (4336, 4420)]