20914336

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 44029440

約数和(自身を除く): 23115104

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 116, 124, 232, 248, 464, 496, 727, 899, 928, 992, 1454, 1798, 2908, 3596, 5816, 7192, 11632, 14384, 21083, 22537, 23264, 28768, 42166, 45074, 84332, 90148, 168664, 180296, 337328, 360592, 653573, 674656, 721184, 1307146, 2614292, 5228584, 10457168, 20914336]

約数ペア:

[(1, 20914336), (2, 10457168), (4, 5228584), (8, 2614292), (16, 1307146), (29, 721184), (31, 674656), (32, 653573), (58, 360592), (62, 337328), (116, 180296), (124, 168664), (232, 90148), (248, 84332), (464, 45074), (496, 42166), (727, 28768), (899, 23264), (928, 22537), (992, 21083), (1454, 14384), (1798, 11632), (2908, 7192), (3596, 5816)]