20185854

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1889}}^1$

素因数の和:2044

約数の個数: 32

約数和(自身を含む): 43817760

約数和(自身を除く): 23631906

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 137, 274, 411, 822, 1781, 1889, 3562, 3778, 5343, 5667, 10686, 11334, 24557, 49114, 73671, 147342, 258793, 517586, 776379, 1552758, 3364309, 6728618, 10092927, 20185854]

約数ペア:

[(1, 20185854), (2, 10092927), (3, 6728618), (6, 3364309), (13, 1552758), (26, 776379), (39, 517586), (78, 258793), (137, 147342), (274, 73671), (411, 49114), (822, 24557), (1781, 11334), (1889, 10686), (3562, 5667), (3778, 5343)]