20655424

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 56

約数和(自身を含む): 43891200

約数和(自身を除く): 23235776

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 232, 248, 359, 464, 496, 718, 899, 928, 992, 1436, 1798, 1856, 1984, 2872, 3596, 5744, 7192, 10411, 11129, 11488, 14384, 20822, 22258, 22976, 28768, 41644, 44516, 57536, 83288, 89032, 166576, 178064, 322741, 333152, 356128, 645482, 666304, 712256, 1290964, 2581928, 5163856, 10327712, 20655424]

約数ペア:

[(1, 20655424), (2, 10327712), (4, 5163856), (8, 2581928), (16, 1290964), (29, 712256), (31, 666304), (32, 645482), (58, 356128), (62, 333152), (64, 322741), (116, 178064), (124, 166576), (232, 89032), (248, 83288), (359, 57536), (464, 44516), (496, 41644), (718, 28768), (899, 22976), (928, 22258), (992, 20822), (1436, 14384), (1798, 11488), (1856, 11129), (1984, 10411), (2872, 7192), (3596, 5744)]