20304817

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1163}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 23466240

約数和(自身を除く): 3161423

約数列:

[1, 13, 17, 79, 221, 1027, 1163, 1343, 15119, 17459, 19771, 91877, 257023, 1194401, 1561909, 20304817]

約数ペア:

[(1, 20304817), (13, 1561909), (17, 1194401), (79, 257023), (221, 91877), (1027, 19771), (1163, 17459), (1343, 15119)]