18486237

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 31150080

約数和(自身を除く): 12663843

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 231, 237, 553, 869, 1013, 1659, 2607, 3039, 6083, 7091, 11143, 18249, 21273, 33429, 78001, 80027, 234003, 240081, 560189, 880297, 1680567, 2640891, 6162079, 18486237]

約数ペア:

[(1, 18486237), (3, 6162079), (7, 2640891), (11, 1680567), (21, 880297), (33, 560189), (77, 240081), (79, 234003), (231, 80027), (237, 78001), (553, 33429), (869, 21273), (1013, 18249), (1659, 11143), (2607, 7091), (3039, 6083)]