19721262

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6949}}^1$

素因数の和:7008

約数の個数: 32

約数和(自身を含む): 44035200

約数和(自身を除く): 24313938

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 6949, 13898, 20847, 41694, 76439, 152878, 229317, 298807, 458634, 597614, 896421, 1792842, 3286877, 6573754, 9860631, 19721262]

約数ペア:

[(1, 19721262), (2, 9860631), (3, 6573754), (6, 3286877), (11, 1792842), (22, 896421), (33, 597614), (43, 458634), (66, 298807), (86, 229317), (129, 152878), (258, 76439), (473, 41694), (946, 20847), (1419, 13898), (2838, 6949)]