20882902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{19813}}^1$

素因数の和:19863

約数の個数: 16

約数和(自身を含む): 34238592

約数和(自身を除く): 13355690

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 19813, 39626, 336821, 614203, 673642, 1228406, 10441451, 20882902]

約数ペア:

[(1, 20882902), (2, 10441451), (17, 1228406), (31, 673642), (34, 614203), (62, 336821), (527, 39626), (1054, 19813)]