20686926

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15601}}^1$

素因数の和:15636

約数の個数: 32

約数和(自身を含む): 47180448

約数和(自身を除く): 26493522

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15601, 31202, 46803, 93606, 202813, 265217, 405626, 530434, 608439, 795651, 1216878, 1591302, 3447821, 6895642, 10343463, 20686926]

約数ペア:

[(1, 20686926), (2, 10343463), (3, 6895642), (6, 3447821), (13, 1591302), (17, 1216878), (26, 795651), (34, 608439), (39, 530434), (51, 405626), (78, 265217), (102, 202813), (221, 93606), (442, 46803), (663, 31202), (1326, 15601)]