19180899358

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{25163}}^1$

素因数の和:25488

約数の個数: 32

約数和(自身を含む): 30568824576

約数和(自身を除く): 11387925218

約数列:

[1, 2, 23, 46, 73, 146, 227, 454, 1679, 3358, 5221, 10442, 16571, 25163, 33142, 50326, 381133, 578749, 762266, 1157498, 1836899, 3673798, 5712001, 11424002, 42248677, 84497354, 131376023, 262752046, 416976073, 833952146, 9590449679, 19180899358]

約数ペア:

[(1, 19180899358), (2, 9590449679), (23, 833952146), (46, 416976073), (73, 262752046), (146, 131376023), (227, 84497354), (454, 42248677), (1679, 11424002), (3358, 5712001), (5221, 3673798), (10442, 1836899), (16571, 1157498), (25163, 762266), (33142, 578749), (50326, 381133)]