28403488

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{21649}}^1$

素因数の和:21700

約数の個数: 24

約数和(自身を含む): 57285900

約数和(自身を除く): 28882412

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 21649, 43298, 86596, 173192, 346384, 692768, 887609, 1775218, 3550436, 7100872, 14201744, 28403488]

約数ペア:

[(1, 28403488), (2, 14201744), (4, 7100872), (8, 3550436), (16, 1775218), (32, 887609), (41, 692768), (82, 346384), (164, 173192), (328, 86596), (656, 43298), (1312, 21649)]