20883698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1063}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 15888142

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 209, 418, 517, 893, 1034, 1063, 1786, 2126, 9823, 11693, 19646, 20197, 23386, 40394, 49961, 99922, 222167, 444334, 549571, 949259, 1099142, 1898518, 10441849, 20883698]

約数ペア:

[(1, 20883698), (2, 10441849), (11, 1898518), (19, 1099142), (22, 949259), (38, 549571), (47, 444334), (94, 222167), (209, 99922), (418, 49961), (517, 40394), (893, 23386), (1034, 20197), (1063, 19646), (1786, 11693), (2126, 9823)]