18795608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10631}}^1$

素因数の和:10667

約数の個数: 32

約数和(自身を含む): 40188960

約数和(自身を除く): 21393352

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10631, 21262, 42524, 85048, 138203, 180727, 276406, 361454, 552812, 722908, 1105624, 1445816, 2349451, 4698902, 9397804, 18795608]

約数ペア:

[(1, 18795608), (2, 9397804), (4, 4698902), (8, 2349451), (13, 1445816), (17, 1105624), (26, 722908), (34, 552812), (52, 361454), (68, 276406), (104, 180727), (136, 138203), (221, 85048), (442, 42524), (884, 21262), (1768, 10631)]