19801686554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{12908531}}^1$

素因数の和:12908605

約数の個数: 16

約数和(自身を含む): 32529500640

約数和(自身を除く): 12727814086

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 12908531, 25817062, 167810903, 335621806, 761603329, 1523206658, 9900843277, 19801686554]

約数ペア:

[(1, 19801686554), (2, 9900843277), (13, 1523206658), (26, 761603329), (59, 335621806), (118, 167810903), (767, 25817062), (1534, 12908531)]