18106543

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 23933952

約数和(自身を除く): 5827409

約数列:

[1, 7, 13, 23, 41, 91, 161, 211, 287, 299, 533, 943, 1477, 2093, 2743, 3731, 4853, 6601, 8651, 12259, 19201, 33971, 60557, 63089, 85813, 112463, 198973, 441623, 787241, 1392811, 2586649, 18106543]

約数ペア:

[(1, 18106543), (7, 2586649), (13, 1392811), (23, 787241), (41, 441623), (91, 198973), (161, 112463), (211, 85813), (287, 63089), (299, 60557), (533, 33971), (943, 19201), (1477, 12259), (2093, 8651), (2743, 6601), (3731, 4853)]