18455710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1193}}^1$

素因数の和:1237

約数の個数: 64

約数和(自身を含む): 43327872

約数和(自身を除く): 24872162

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1193, 1547, 2210, 2386, 3094, 5965, 7735, 8351, 11930, 15470, 15509, 16702, 20281, 31018, 40562, 41755, 77545, 83510, 101405, 108563, 141967, 155090, 202810, 217126, 263653, 283934, 527306, 542815, 709835, 1085630, 1318265, 1419670, 1845571, 2636530, 3691142, 9227855, 18455710]

約数ペア:

[(1, 18455710), (2, 9227855), (5, 3691142), (7, 2636530), (10, 1845571), (13, 1419670), (14, 1318265), (17, 1085630), (26, 709835), (34, 542815), (35, 527306), (65, 283934), (70, 263653), (85, 217126), (91, 202810), (119, 155090), (130, 141967), (170, 108563), (182, 101405), (221, 83510), (238, 77545), (442, 41755), (455, 40562), (595, 31018), (910, 20281), (1105, 16702), (1190, 15509), (1193, 15470), (1547, 11930), (2210, 8351), (2386, 7735), (3094, 5965)]