20616810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3257}}^1$

素因数の和:3478

約数の個数: 32

約数和(自身を含む): 49730112

約数和(自身を除く): 29113302

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 211, 422, 633, 1055, 1266, 2110, 3165, 3257, 6330, 6514, 9771, 16285, 19542, 32570, 48855, 97710, 687227, 1374454, 2061681, 3436135, 4123362, 6872270, 10308405, 20616810]

約数ペア:

[(1, 20616810), (2, 10308405), (3, 6872270), (5, 4123362), (6, 3436135), (10, 2061681), (15, 1374454), (30, 687227), (211, 97710), (422, 48855), (633, 32570), (1055, 19542), (1266, 16285), (2110, 9771), (3165, 6514), (3257, 6330)]