20112841438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1087}}^1\times {\mathrm{486923}}^1$

素因数の和:488031

約数の個数: 16

約数和(自身を含む): 31786398720

約数和(自身を除く): 11673557282

約数列:

[1, 2, 19, 38, 1087, 2174, 20653, 41306, 486923, 973846, 9251537, 18503074, 529285301, 1058570602, 10056420719, 20112841438]

約数ペア:

[(1, 20112841438), (2, 10056420719), (19, 1058570602), (38, 529285301), (1087, 18503074), (2174, 9251537), (20653, 973846), (41306, 486923)]