20167994886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{7417}}^1$

素因数の和:7997

約数の個数: 64

約数和(自身を含む): 44146238976

約数和(自身を除く): 23978244090

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 491, 923, 982, 1473, 1846, 2769, 2946, 5538, 6383, 7417, 12766, 14834, 19149, 22251, 34861, 38298, 44502, 69722, 96421, 104583, 192842, 209166, 289263, 453193, 526607, 578526, 906386, 1053214, 1359579, 1579821, 2719158, 3159642, 3641747, 6845891, 7283494, 10925241, 13691782, 20537673, 21850482, 41075346, 47342711, 94685422, 142028133, 258564037, 284056266, 517128074, 775692111, 1551384222, 3361332481, 6722664962, 10083997443, 20167994886]

約数ペア:

[(1, 20167994886), (2, 10083997443), (3, 6722664962), (6, 3361332481), (13, 1551384222), (26, 775692111), (39, 517128074), (71, 284056266), (78, 258564037), (142, 142028133), (213, 94685422), (426, 47342711), (491, 41075346), (923, 21850482), (982, 20537673), (1473, 13691782), (1846, 10925241), (2769, 7283494), (2946, 6845891), (5538, 3641747), (6383, 3159642), (7417, 2719158), (12766, 1579821), (14834, 1359579), (19149, 1053214), (22251, 906386), (34861, 578526), (38298, 526607), (44502, 453193), (69722, 289263), (96421, 209166), (104583, 192842)]