18866275610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20732171}}^1$

素因数の和:20732198

約数の個数: 32

約数和(自身を含む): 41796058752

約数和(自身を除く): 22929783142

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20732171, 41464342, 103660855, 145125197, 207321710, 269518223, 290250394, 539036446, 725625985, 1347591115, 1451251970, 1886627561, 2695182230, 3773255122, 9433137805, 18866275610]

約数ペア:

[(1, 18866275610), (2, 9433137805), (5, 3773255122), (7, 2695182230), (10, 1886627561), (13, 1451251970), (14, 1347591115), (26, 725625985), (35, 539036446), (65, 290250394), (70, 269518223), (91, 207321710), (130, 145125197), (182, 103660855), (455, 41464342), (910, 20732171)]