208533968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{40351}}^1$

素因数の和:40395

約数の個数: 40

約数和(自身を含む): 450328320

約数和(自身を除く): 241794352

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 40351, 80702, 161404, 322808, 645616, 685967, 766669, 1371934, 1533338, 2743868, 3066676, 5487736, 6133352, 10975472, 12266704, 13033373, 26066746, 52133492, 104266984, 208533968]

約数ペア:

[(1, 208533968), (2, 104266984), (4, 52133492), (8, 26066746), (16, 13033373), (17, 12266704), (19, 10975472), (34, 6133352), (38, 5487736), (68, 3066676), (76, 2743868), (136, 1533338), (152, 1371934), (272, 766669), (304, 685967), (323, 645616), (646, 322808), (1292, 161404), (2584, 80702), (5168, 40351)]