18021567453

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1249}}^1\times {\mathrm{2647}}^1$

素因数の和:4001

約数の個数: 32

約数和(自身を含む): 25420800000

約数和(自身を除く): 7399232547

約数列:

[1, 3, 23, 69, 79, 237, 1249, 1817, 2647, 3747, 5451, 7941, 28727, 60881, 86181, 98671, 182643, 209113, 296013, 627339, 2269433, 3306103, 4809599, 6808299, 9918309, 14428797, 76040369, 228121107, 261182137, 783546411, 6007189151, 18021567453]

約数ペア:

[(1, 18021567453), (3, 6007189151), (23, 783546411), (69, 261182137), (79, 228121107), (237, 76040369), (1249, 14428797), (1817, 9918309), (2647, 6808299), (3747, 4809599), (5451, 3306103), (7941, 2269433), (28727, 627339), (60881, 296013), (86181, 209113), (98671, 182643)]