22978904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 50652000

約数和(自身を除く): 27673096

約数列:

[1, 2, 4, 8, 13, 19, 26, 29, 38, 52, 58, 76, 104, 116, 152, 232, 247, 377, 401, 494, 551, 754, 802, 988, 1102, 1508, 1604, 1976, 2204, 3016, 3208, 4408, 5213, 7163, 7619, 10426, 11629, 14326, 15238, 20852, 23258, 28652, 30476, 41704, 46516, 57304, 60952, 93032, 99047, 151177, 198094, 220951, 302354, 396188, 441902, 604708, 792376, 883804, 1209416, 1767608, 2872363, 5744726, 11489452, 22978904]

約数ペア:

[(1, 22978904), (2, 11489452), (4, 5744726), (8, 2872363), (13, 1767608), (19, 1209416), (26, 883804), (29, 792376), (38, 604708), (52, 441902), (58, 396188), (76, 302354), (104, 220951), (116, 198094), (152, 151177), (232, 99047), (247, 93032), (377, 60952), (401, 57304), (494, 46516), (551, 41704), (754, 30476), (802, 28652), (988, 23258), (1102, 20852), (1508, 15238), (1604, 14326), (1976, 11629), (2204, 10426), (3016, 7619), (3208, 7163), (4408, 5213)]