20124807619

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2480563}}^1$

素因数の和:2480650

約数の個数: 16

約数和(自身を含む): 24607194880

約数和(自身を除く): 4482387261

約数列:

[1, 7, 19, 61, 133, 427, 1159, 8113, 2480563, 17363941, 47130697, 151314343, 329914879, 1059200401, 2874972517, 20124807619]

約数ペア:

[(1, 20124807619), (7, 2874972517), (19, 1059200401), (61, 329914879), (133, 151314343), (427, 47130697), (1159, 17363941), (8113, 2480563)]