16621979140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1083571}}^1$

素因数の和:1083652

約数の個数: 48

約数和(自身を含む): 38228420160

約数和(自身を除く): 21606441020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 15340, 1083571, 2167142, 4334284, 5417855, 10835710, 14086423, 21671420, 28172846, 56345692, 63930689, 70432115, 127861378, 140864230, 255722756, 281728460, 319653445, 639306890, 831098957, 1278613780, 1662197914, 3324395828, 4155494785, 8310989570, 16621979140]

約数ペア:

[(1, 16621979140), (2, 8310989570), (4, 4155494785), (5, 3324395828), (10, 1662197914), (13, 1278613780), (20, 831098957), (26, 639306890), (52, 319653445), (59, 281728460), (65, 255722756), (118, 140864230), (130, 127861378), (236, 70432115), (260, 63930689), (295, 56345692), (590, 28172846), (767, 21671420), (1180, 14086423), (1534, 10835710), (3068, 5417855), (3835, 4334284), (7670, 2167142), (15340, 1083571)]