22640072

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 52859520

約数和(自身を除く): 30219448

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 137, 182, 227, 274, 364, 454, 548, 728, 908, 959, 1096, 1589, 1781, 1816, 1918, 2951, 3178, 3562, 3836, 5902, 6356, 7124, 7672, 11804, 12467, 12712, 14248, 20657, 23608, 24934, 31099, 41314, 49868, 62198, 82628, 99736, 124396, 165256, 217693, 248792, 404287, 435386, 808574, 870772, 1617148, 1741544, 2830009, 3234296, 5660018, 11320036, 22640072]

約数ペア:

[(1, 22640072), (2, 11320036), (4, 5660018), (7, 3234296), (8, 2830009), (13, 1741544), (14, 1617148), (26, 870772), (28, 808574), (52, 435386), (56, 404287), (91, 248792), (104, 217693), (137, 165256), (182, 124396), (227, 99736), (274, 82628), (364, 62198), (454, 49868), (548, 41314), (728, 31099), (908, 24934), (959, 23608), (1096, 20657), (1589, 14248), (1781, 12712), (1816, 12467), (1918, 11804), (2951, 7672), (3178, 7124), (3562, 6356), (3836, 5902)]