20165726

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1613}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 37186560

約数和(自身を除く): 17020834

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 658, 893, 1613, 1786, 3226, 6251, 11291, 12502, 22582, 30647, 61294, 75811, 151622, 214529, 429058, 530677, 1061354, 1440409, 2880818, 10082863, 20165726]

約数ペア:

[(1, 20165726), (2, 10082863), (7, 2880818), (14, 1440409), (19, 1061354), (38, 530677), (47, 429058), (94, 214529), (133, 151622), (266, 75811), (329, 61294), (658, 30647), (893, 22582), (1613, 12502), (1786, 11291), (3226, 6251)]