22538178

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 54812160

約数和(自身を除く): 32273982

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 169, 186, 234, 239, 279, 338, 403, 478, 507, 558, 717, 806, 1014, 1209, 1434, 1521, 2151, 2418, 3042, 3107, 3627, 4302, 5239, 6214, 7254, 7409, 9321, 10478, 14818, 15717, 18642, 22227, 27963, 31434, 40391, 44454, 47151, 55926, 66681, 80782, 94302, 96317, 121173, 133362, 192634, 242346, 288951, 363519, 577902, 727038, 866853, 1252121, 1733706, 2504242, 3756363, 7512726, 11269089, 22538178]

約数ペア:

[(1, 22538178), (2, 11269089), (3, 7512726), (6, 3756363), (9, 2504242), (13, 1733706), (18, 1252121), (26, 866853), (31, 727038), (39, 577902), (62, 363519), (78, 288951), (93, 242346), (117, 192634), (169, 133362), (186, 121173), (234, 96317), (239, 94302), (279, 80782), (338, 66681), (403, 55926), (478, 47151), (507, 44454), (558, 40391), (717, 31434), (806, 27963), (1014, 22227), (1209, 18642), (1434, 15717), (1521, 14818), (2151, 10478), (2418, 9321), (3042, 7409), (3107, 7254), (3627, 6214), (4302, 5239)]