19217704

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19853}}^1$

素因数の和:19881

約数の個数: 24

約数和(自身を含む): 39608730

約数和(自身を除く): 20391026

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 19853, 39706, 79412, 158824, 218383, 436766, 873532, 1747064, 2402213, 4804426, 9608852, 19217704]

約数ペア:

[(1, 19217704), (2, 9608852), (4, 4804426), (8, 2402213), (11, 1747064), (22, 873532), (44, 436766), (88, 218383), (121, 158824), (242, 79412), (484, 39706), (968, 19853)]