12748658

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 21954240

約数和(自身を除く): 9205582

約数列:

[1, 2, 13, 19, 26, 38, 131, 197, 247, 262, 394, 494, 1703, 2489, 2561, 3406, 3743, 4978, 5122, 7486, 25807, 32357, 48659, 51614, 64714, 97318, 335491, 490333, 670982, 980666, 6374329, 12748658]

約数ペア:

[(1, 12748658), (2, 6374329), (13, 980666), (19, 670982), (26, 490333), (38, 335491), (131, 97318), (197, 64714), (247, 51614), (262, 48659), (394, 32357), (494, 25807), (1703, 7486), (2489, 5122), (2561, 4978), (3406, 3743)]