19825827

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13297}}^1$

素因数の和:13378

約数の個数: 16

約数和(自身を含む): 30638592

約数和(自身を除く): 10812765

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 13297, 39891, 93079, 279237, 944087, 2832261, 6608609, 19825827]

約数ペア:

[(1, 19825827), (3, 6608609), (7, 2832261), (21, 944087), (71, 279237), (213, 93079), (497, 39891), (1491, 13297)]