78667408

素因数分解:

$2^4\times {\mathrm{1373}}^1\times {\mathrm{3581}}^1$

素因数の和:4962

約数の個数: 20

約数和(自身を含む): 152571708

約数和(自身を除く): 73904300

約数列:

[1, 2, 4, 8, 16, 1373, 2746, 3581, 5492, 7162, 10984, 14324, 21968, 28648, 57296, 4916713, 9833426, 19666852, 39333704, 78667408]

約数ペア:

[(1, 78667408), (2, 39333704), (4, 19666852), (8, 9833426), (16, 4916713), (1373, 57296), (2746, 28648), (3581, 21968), (5492, 14324), (7162, 10984)]