208574872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{57809}}^1$

素因数の和:57867

約数の個数: 32

約数和(自身を含む): 437043600

約数和(自身を除く): 228468728

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 57809, 115618, 231236, 462472, 635899, 1271798, 2370169, 2543596, 4740338, 5087192, 9480676, 18961352, 26071859, 52143718, 104287436, 208574872]

約数ペア:

[(1, 208574872), (2, 104287436), (4, 52143718), (8, 26071859), (11, 18961352), (22, 9480676), (41, 5087192), (44, 4740338), (82, 2543596), (88, 2370169), (164, 1271798), (328, 635899), (451, 462472), (902, 231236), (1804, 115618), (3608, 57809)]