20633816

素因数分解:

$2^3\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1609}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 44436000

約数和(自身を除く): 23802184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 229, 458, 916, 1603, 1609, 1832, 3206, 3218, 6412, 6436, 11263, 12824, 12872, 22526, 45052, 90104, 368461, 736922, 1473844, 2579227, 2947688, 5158454, 10316908, 20633816]

約数ペア:

[(1, 20633816), (2, 10316908), (4, 5158454), (7, 2947688), (8, 2579227), (14, 1473844), (28, 736922), (56, 368461), (229, 90104), (458, 45052), (916, 22526), (1603, 12872), (1609, 12824), (1832, 11263), (3206, 6436), (3218, 6412)]