1808976976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{953}}^1$

素因数の和:1124

約数の個数: 80

約数和(自身を含む): 3747617280

約数和(自身を除く): 1938640304

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 89, 124, 172, 178, 248, 344, 356, 496, 688, 712, 953, 1333, 1424, 1906, 2666, 2759, 3812, 3827, 5332, 5518, 7624, 7654, 10664, 11036, 15248, 15308, 21328, 22072, 29543, 30616, 40979, 44144, 59086, 61232, 81958, 84817, 118172, 118637, 163916, 169634, 236344, 237274, 327832, 339268, 472688, 474548, 655664, 678536, 949096, 1270349, 1357072, 1898192, 2540698, 2629327, 3647131, 5081396, 5258654, 7294262, 10162792, 10517308, 14588524, 20325584, 21034616, 29177048, 42069232, 58354096, 113061061, 226122122, 452244244, 904488488, 1808976976]

約数ペア:

[(1, 1808976976), (2, 904488488), (4, 452244244), (8, 226122122), (16, 113061061), (31, 58354096), (43, 42069232), (62, 29177048), (86, 21034616), (89, 20325584), (124, 14588524), (172, 10517308), (178, 10162792), (248, 7294262), (344, 5258654), (356, 5081396), (496, 3647131), (688, 2629327), (712, 2540698), (953, 1898192), (1333, 1357072), (1424, 1270349), (1906, 949096), (2666, 678536), (2759, 655664), (3812, 474548), (3827, 472688), (5332, 339268), (5518, 327832), (7624, 237274), (7654, 236344), (10664, 169634), (11036, 163916), (15248, 118637), (15308, 118172), (21328, 84817), (22072, 81958), (29543, 61232), (30616, 59086), (40979, 44144)]