12399292

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 22450400

約数和(自身を除く): 10051108

約数列:

[1, 2, 4, 37, 74, 148, 199, 398, 421, 796, 842, 1684, 7363, 14726, 15577, 29452, 31154, 62308, 83779, 167558, 335116, 3099823, 6199646, 12399292]

約数ペア:

[(1, 12399292), (2, 6199646), (4, 3099823), (37, 335116), (74, 167558), (148, 83779), (199, 62308), (398, 31154), (421, 29452), (796, 15577), (842, 14726), (1684, 7363)]