20120448639

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1972013}}^1$

素因数の和:1972214

約数の個数: 16

約数和(自身を含む): 28397001600

約数和(自身を除く): 8276552961

約数列:

[1, 3, 19, 57, 179, 537, 3401, 10203, 1972013, 5916039, 37468247, 112404741, 352990327, 1058970981, 6706816213, 20120448639]

約数ペア:

[(1, 20120448639), (3, 6706816213), (19, 1058970981), (57, 352990327), (179, 112404741), (537, 37468247), (3401, 5916039), (10203, 1972013)]