72919856

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{19069}}^1$

素因数の和:19316

約数の個数: 20

約数和(自身を含む): 141880800

約数和(自身を除く): 68960944

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 19069, 38138, 76276, 152552, 305104, 4557491, 9114982, 18229964, 36459928, 72919856]

約数ペア:

[(1, 72919856), (2, 36459928), (4, 18229964), (8, 9114982), (16, 4557491), (239, 305104), (478, 152552), (956, 76276), (1912, 38138), (3824, 19069)]