1878600971518

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1223}}^1\times {\mathrm{99139}}^1$

素因数の和:100552

約数の個数: 32

約数和(自身を含む): 2889037946880

約数和(自身を除く): 1010436975362

約数列:

[1, 2, 61, 122, 127, 254, 1223, 2446, 7747, 15494, 74603, 99139, 149206, 155321, 198278, 310642, 6047479, 9474581, 12094958, 12590653, 18949162, 25181306, 121246997, 242493994, 768029833, 1536059666, 7396066817, 14792133634, 15398368619, 30796737238, 939300485759, 1878600971518]

約数ペア:

[(1, 1878600971518), (2, 939300485759), (61, 30796737238), (122, 15398368619), (127, 14792133634), (254, 7396066817), (1223, 1536059666), (2446, 768029833), (7747, 242493994), (15494, 121246997), (74603, 25181306), (99139, 18949162), (149206, 12590653), (155321, 12094958), (198278, 9474581), (310642, 6047479)]