20163741710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2072327}}^1$

素因数の和:2072480

約数の個数: 32

約数和(自身を含む): 41778132480

約数和(自身を除く): 21614390770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 2072327, 4144654, 10361635, 14506289, 20723270, 29012578, 72531445, 145062890, 288053453, 576106906, 1440267265, 2016374171, 2880534530, 4032748342, 10081870855, 20163741710]

約数ペア:

[(1, 20163741710), (2, 10081870855), (5, 4032748342), (7, 2880534530), (10, 2016374171), (14, 1440267265), (35, 576106906), (70, 288053453), (139, 145062890), (278, 72531445), (695, 29012578), (973, 20723270), (1390, 14506289), (1946, 10361635), (4865, 4144654), (9730, 2072327)]