66841964

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{18223}}^1$

素因数の和:18365

約数の個数: 24

約数和(自身を含む): 134711808

約数和(自身を除く): 67869844

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 18223, 36446, 72892, 127561, 255122, 510244, 2387213, 4774426, 9548852, 16710491, 33420982, 66841964]

約数ペア:

[(1, 66841964), (2, 33420982), (4, 16710491), (7, 9548852), (14, 4774426), (28, 2387213), (131, 510244), (262, 255122), (524, 127561), (917, 72892), (1834, 36446), (3668, 18223)]