1989970658

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{968827}}^1$

素因数の和:968921

約数の個数: 16

約数和(自身を含む): 3255262080

約数和(自身を除く): 1265291422

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 968827, 1937654, 12594751, 25189502, 76537333, 153074666, 994985329, 1989970658]

約数ペア:

[(1, 1989970658), (2, 994985329), (13, 153074666), (26, 76537333), (79, 25189502), (158, 12594751), (1027, 1937654), (2054, 968827)]