18684406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6977}}^1$

素因数の和:7095

約数の個数: 16

約数和(自身を含む): 30479904

約数和(自身を除く): 11795498

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 6977, 13954, 90701, 181402, 718631, 1437262, 9342203, 18684406]

約数ペア:

[(1, 18684406), (2, 9342203), (13, 1437262), (26, 718631), (103, 181402), (206, 90701), (1339, 13954), (2678, 6977)]