20187056370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51761683}}^1$

素因数の和:51761706

約数の個数: 32

約数和(自身を含む): 52175777472

約数和(自身を除く): 31988721102

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51761683, 103523366, 155285049, 258808415, 310570098, 517616830, 672901879, 776425245, 1345803758, 1552850490, 2018705637, 3364509395, 4037411274, 6729018790, 10093528185, 20187056370]

約数ペア:

[(1, 20187056370), (2, 10093528185), (3, 6729018790), (5, 4037411274), (6, 3364509395), (10, 2018705637), (13, 1552850490), (15, 1345803758), (26, 776425245), (30, 672901879), (39, 517616830), (65, 310570098), (78, 258808415), (130, 155285049), (195, 103523366), (390, 51761683)]