17918978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5059}}^1$

素因数の和:5102

約数の個数: 32

約数和(自身を含む): 34974720

約数和(自身を除く): 17055742

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 5059, 10118, 35413, 55649, 70826, 111298, 116357, 232714, 389543, 779086, 814499, 1279927, 1628998, 2559854, 8959489, 17918978]

約数ペア:

[(1, 17918978), (2, 8959489), (7, 2559854), (11, 1628998), (14, 1279927), (22, 814499), (23, 779086), (46, 389543), (77, 232714), (154, 116357), (161, 111298), (253, 70826), (322, 55649), (506, 35413), (1771, 10118), (3542, 5059)]