18469627418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2158171}}^1$

素因数の和:2158573

約数の個数: 16

約数和(自身を含む): 30300734880

約数和(自身を除く): 11831107462

約数列:

[1, 2, 11, 22, 389, 778, 4279, 8558, 2158171, 4316342, 23739881, 47479762, 839528519, 1679057038, 9234813709, 18469627418]

約数ペア:

[(1, 18469627418), (2, 9234813709), (11, 1679057038), (22, 839528519), (389, 47479762), (778, 23739881), (4279, 4316342), (8558, 2158171)]