16639882

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 29551104

約数和(自身を除く): 12911222

約数列:

[1, 2, 7, 14, 43, 86, 131, 211, 262, 301, 422, 602, 917, 1477, 1834, 2954, 5633, 9073, 11266, 18146, 27641, 39431, 55282, 63511, 78862, 127022, 193487, 386974, 1188563, 2377126, 8319941, 16639882]

約数ペア:

[(1, 16639882), (2, 8319941), (7, 2377126), (14, 1188563), (43, 386974), (86, 193487), (131, 127022), (211, 78862), (262, 63511), (301, 55282), (422, 39431), (602, 27641), (917, 18146), (1477, 11266), (1834, 9073), (2954, 5633)]