18148026

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 23220294

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 71, 78, 87, 113, 142, 174, 213, 226, 339, 377, 426, 678, 754, 923, 1131, 1469, 1846, 2059, 2262, 2769, 2938, 3277, 4118, 4407, 5538, 6177, 6554, 8023, 8814, 9831, 12354, 16046, 19662, 24069, 26767, 42601, 48138, 53534, 80301, 85202, 104299, 127803, 160602, 208598, 232667, 255606, 312897, 465334, 625794, 698001, 1396002, 3024671, 6049342, 9074013, 18148026]

約数ペア:

[(1, 18148026), (2, 9074013), (3, 6049342), (6, 3024671), (13, 1396002), (26, 698001), (29, 625794), (39, 465334), (58, 312897), (71, 255606), (78, 232667), (87, 208598), (113, 160602), (142, 127803), (174, 104299), (213, 85202), (226, 80301), (339, 53534), (377, 48138), (426, 42601), (678, 26767), (754, 24069), (923, 19662), (1131, 16046), (1469, 12354), (1846, 9831), (2059, 8814), (2262, 8023), (2769, 6554), (2938, 6177), (3277, 5538), (4118, 4407)]