18335457217

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{26251}}^1$

素因数の和:26509

約数の個数: 32

約数和(自身を含む): 23468027904

約数和(自身を除く): 5132570687

約数列:

[1, 7, 11, 47, 77, 193, 329, 517, 1351, 2123, 3619, 9071, 14861, 26251, 63497, 99781, 183757, 288761, 698467, 1233797, 2021327, 5066443, 8636579, 13571767, 35465101, 55730873, 95002369, 238122821, 390116111, 1666859747, 2619351031, 18335457217]

約数ペア:

[(1, 18335457217), (7, 2619351031), (11, 1666859747), (47, 390116111), (77, 238122821), (193, 95002369), (329, 55730873), (517, 35465101), (1351, 13571767), (2123, 8636579), (3619, 5066443), (9071, 2021327), (14861, 1233797), (26251, 698467), (63497, 288761), (99781, 183757)]