18568613

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 23708160

約数和(自身を除く): 5139547

約数列:

[1, 7, 23, 29, 41, 97, 161, 203, 287, 667, 679, 943, 1189, 2231, 2813, 3977, 4669, 6601, 8323, 15617, 19691, 27347, 27839, 64699, 91471, 115333, 191429, 452893, 640297, 807331, 2652659, 18568613]

約数ペア:

[(1, 18568613), (7, 2652659), (23, 807331), (29, 640297), (41, 452893), (97, 191429), (161, 115333), (203, 91471), (287, 64699), (667, 27839), (679, 27347), (943, 19691), (1189, 15617), (2231, 8323), (2813, 6601), (3977, 4669)]