18406570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 22961750

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 113, 130, 179, 182, 226, 358, 455, 565, 791, 895, 910, 1130, 1253, 1469, 1582, 1790, 2327, 2506, 2938, 3955, 4654, 6265, 7345, 7910, 10283, 11635, 12530, 14690, 16289, 20227, 20566, 23270, 32578, 40454, 51415, 81445, 101135, 102830, 141589, 162890, 202270, 262951, 283178, 525902, 707945, 1314755, 1415890, 1840657, 2629510, 3681314, 9203285, 18406570]

約数ペア:

[(1, 18406570), (2, 9203285), (5, 3681314), (7, 2629510), (10, 1840657), (13, 1415890), (14, 1314755), (26, 707945), (35, 525902), (65, 283178), (70, 262951), (91, 202270), (113, 162890), (130, 141589), (179, 102830), (182, 101135), (226, 81445), (358, 51415), (455, 40454), (565, 32578), (791, 23270), (895, 20566), (910, 20227), (1130, 16289), (1253, 14690), (1469, 12530), (1582, 11635), (1790, 10283), (2327, 7910), (2506, 7345), (2938, 6265), (3955, 4654)]