18645406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17491}}^1$

素因数の和:17547

約数の個数: 16

約数和(自身を含む): 30855888

約数和(自身を除く): 12210482

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 17491, 34982, 227383, 454766, 717131, 1434262, 9322703, 18645406]

約数ペア:

[(1, 18645406), (2, 9322703), (13, 1434262), (26, 717131), (41, 454766), (82, 227383), (533, 34982), (1066, 17491)]