20715686

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 34292160

約数和(自身を除く): 13576474

約数列:

[1, 2, 23, 29, 46, 53, 58, 106, 293, 586, 667, 1219, 1334, 1537, 2438, 3074, 6739, 8497, 13478, 15529, 16994, 31058, 35351, 70702, 195431, 357167, 390862, 450341, 714334, 900682, 10357843, 20715686]

約数ペア:

[(1, 20715686), (2, 10357843), (23, 900682), (29, 714334), (46, 450341), (53, 390862), (58, 357167), (106, 195431), (293, 70702), (586, 35351), (667, 31058), (1219, 16994), (1334, 15529), (1537, 13478), (2438, 8497), (3074, 6739)]