22278646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 37610496

約数和(自身を除く): 15331850

約数列:

[1, 2, 13, 26, 31, 62, 131, 211, 262, 403, 422, 806, 1703, 2743, 3406, 4061, 5486, 6541, 8122, 13082, 27641, 52793, 55282, 85033, 105586, 170066, 359333, 718666, 856871, 1713742, 11139323, 22278646]

約数ペア:

[(1, 22278646), (2, 11139323), (13, 1713742), (26, 856871), (31, 718666), (62, 359333), (131, 170066), (211, 105586), (262, 85033), (403, 55282), (422, 52793), (806, 27641), (1703, 13082), (2743, 8122), (3406, 6541), (4061, 5486)]