18185726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 12659074

約数列:

[1, 2, 13, 26, 29, 58, 89, 178, 271, 377, 542, 754, 1157, 2314, 2581, 3523, 5162, 7046, 7859, 15718, 24119, 33553, 48238, 67106, 102167, 204334, 313547, 627094, 699451, 1398902, 9092863, 18185726]

約数ペア:

[(1, 18185726), (2, 9092863), (13, 1398902), (26, 699451), (29, 627094), (58, 313547), (89, 204334), (178, 102167), (271, 67106), (377, 48238), (542, 33553), (754, 24119), (1157, 15718), (2314, 7859), (2581, 7046), (3523, 5162)]