20721536

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{14717}}^1$

素因数の和:14742

約数の個数: 32

約数和(自身を含む): 45037080

約数和(自身を除く): 24315544

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 14717, 29434, 58868, 117736, 161887, 235472, 323774, 470944, 647548, 941888, 1295096, 1883776, 2590192, 5180384, 10360768, 20721536]

約数ペア:

[(1, 20721536), (2, 10360768), (4, 5180384), (8, 2590192), (11, 1883776), (16, 1295096), (22, 941888), (32, 647548), (44, 470944), (64, 323774), (88, 235472), (128, 161887), (176, 117736), (352, 58868), (704, 29434), (1408, 14717)]