20733690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18679}}^1$

素因数の和:18726

約数の個数: 32

約数和(自身を含む): 51108480

約数和(自身を除く): 30374790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 18679, 37358, 56037, 93395, 112074, 186790, 280185, 560370, 691123, 1382246, 2073369, 3455615, 4146738, 6911230, 10366845, 20733690]

約数ペア:

[(1, 20733690), (2, 10366845), (3, 6911230), (5, 4146738), (6, 3455615), (10, 2073369), (15, 1382246), (30, 691123), (37, 560370), (74, 280185), (111, 186790), (185, 112074), (222, 93395), (370, 56037), (555, 37358), (1110, 18679)]