20457762

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{743}}^1$

素因数の和:1114

約数の個数: 32

約数和(自身を含む): 44247168

約数和(自身を除く): 23789406

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 353, 706, 743, 1059, 1486, 2118, 2229, 4458, 4589, 9178, 9659, 13767, 19318, 27534, 28977, 57954, 262279, 524558, 786837, 1573674, 3409627, 6819254, 10228881, 20457762]

約数ペア:

[(1, 20457762), (2, 10228881), (3, 6819254), (6, 3409627), (13, 1573674), (26, 786837), (39, 524558), (78, 262279), (353, 57954), (706, 28977), (743, 27534), (1059, 19318), (1486, 13767), (2118, 9659), (2229, 9178), (4458, 4589)]