3977987408

素因数分解:

$2^4\times {\mathrm{1373}}^1\times {\mathrm{181081}}^1$

素因数の和:182462

約数の個数: 20

約数和(自身を含む): 7713006708

約数和(自身を除く): 3735019300

約数列:

[1, 2, 4, 8, 16, 1373, 2746, 5492, 10984, 21968, 181081, 362162, 724324, 1448648, 2897296, 248624213, 497248426, 994496852, 1988993704, 3977987408]

約数ペア:

[(1, 3977987408), (2, 1988993704), (4, 994496852), (8, 497248426), (16, 248624213), (1373, 2897296), (2746, 1448648), (5492, 724324), (10984, 362162), (21968, 181081)]