199914896

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{2273}}^1$

素因数の和:2543

約数の個数: 40

約数和(自身を含む): 406045440

約数和(自身を除く): 206130544

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 239, 368, 478, 956, 1912, 2273, 3824, 4546, 5497, 9092, 10994, 18184, 21988, 36368, 43976, 52279, 87952, 104558, 209116, 418232, 543247, 836464, 1086494, 2172988, 4345976, 8691952, 12494681, 24989362, 49978724, 99957448, 199914896]

約数ペア:

[(1, 199914896), (2, 99957448), (4, 49978724), (8, 24989362), (16, 12494681), (23, 8691952), (46, 4345976), (92, 2172988), (184, 1086494), (239, 836464), (368, 543247), (478, 418232), (956, 209116), (1912, 104558), (2273, 87952), (3824, 52279), (4546, 43976), (5497, 36368), (9092, 21988), (10994, 18184)]