20163043569

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1\times {\mathrm{144299}}^1$

素因数の和:145340

約数の個数: 16

約数和(自身を含む): 27483955200

約数和(自身を除く): 7320911631

約数列:

[1, 3, 47, 141, 991, 2973, 46577, 139731, 144299, 432897, 6782053, 20346159, 143000309, 429000927, 6721014523, 20163043569]

約数ペア:

[(1, 20163043569), (3, 6721014523), (47, 429000927), (141, 143000309), (991, 20346159), (2973, 6782053), (46577, 432897), (139731, 144299)]