19399684432

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{4021}}^1$

素因数の和:4268

約数の個数: 80

約数和(自身を含む): 39642891264

約数和(自身を除く): 20243206832

約数列:

[1, 2, 4, 8, 16, 31, 62, 71, 124, 137, 142, 248, 274, 284, 496, 548, 568, 1096, 1136, 2192, 2201, 4021, 4247, 4402, 8042, 8494, 8804, 9727, 16084, 16988, 17608, 19454, 32168, 33976, 35216, 38908, 64336, 67952, 77816, 124651, 155632, 249302, 285491, 301537, 498604, 550877, 570982, 603074, 997208, 1101754, 1141964, 1206148, 1994416, 2203508, 2283928, 2412296, 4407016, 4567856, 4824592, 8814032, 8850221, 17077187, 17700442, 34154374, 35400884, 39112267, 68308748, 70801768, 78224534, 136617496, 141603536, 156449068, 273234992, 312898136, 625796272, 1212480277, 2424960554, 4849921108, 9699842216, 19399684432]

約数ペア:

[(1, 19399684432), (2, 9699842216), (4, 4849921108), (8, 2424960554), (16, 1212480277), (31, 625796272), (62, 312898136), (71, 273234992), (124, 156449068), (137, 141603536), (142, 136617496), (248, 78224534), (274, 70801768), (284, 68308748), (496, 39112267), (548, 35400884), (568, 34154374), (1096, 17700442), (1136, 17077187), (2192, 8850221), (2201, 8814032), (4021, 4824592), (4247, 4567856), (4402, 4407016), (8042, 2412296), (8494, 2283928), (8804, 2203508), (9727, 1994416), (16084, 1206148), (16988, 1141964), (17608, 1101754), (19454, 997208), (32168, 603074), (33976, 570982), (35216, 550877), (38908, 498604), (64336, 301537), (67952, 285491), (77816, 249302), (124651, 155632)]