19572839

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1$

素因数の和:599

約数の個数: 24

約数和(自身を含む): 24220896

約数和(自身を除く): 4648057

約数列:

[1, 11, 13, 23, 121, 143, 253, 299, 541, 1573, 2783, 3289, 5951, 7033, 12443, 36179, 65461, 77363, 136873, 161759, 850993, 1505603, 1779349, 19572839]

約数ペア:

[(1, 19572839), (11, 1779349), (13, 1505603), (23, 850993), (121, 161759), (143, 136873), (253, 77363), (299, 65461), (541, 36179), (1573, 12443), (2783, 7033), (3289, 5951)]