20237326844

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{148747}}^1$

素因数の和:148914

約数の個数: 48

約数和(自身を含む): 41782718208

約数和(自身を除く): 21545391364

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 113, 172, 226, 301, 452, 602, 791, 1204, 1582, 3164, 4859, 9718, 19436, 34013, 68026, 136052, 148747, 297494, 594988, 1041229, 2082458, 4164916, 6396121, 12792242, 16808411, 25584484, 33616822, 44772847, 67233644, 89545694, 117658877, 179091388, 235317754, 470635508, 722761673, 1445523346, 2891046692, 5059331711, 10118663422, 20237326844]

約数ペア:

[(1, 20237326844), (2, 10118663422), (4, 5059331711), (7, 2891046692), (14, 1445523346), (28, 722761673), (43, 470635508), (86, 235317754), (113, 179091388), (172, 117658877), (226, 89545694), (301, 67233644), (452, 44772847), (602, 33616822), (791, 25584484), (1204, 16808411), (1582, 12792242), (3164, 6396121), (4859, 4164916), (9718, 2082458), (19436, 1041229), (34013, 594988), (68026, 297494), (136052, 148747)]