199904368

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{5521}}^1$

素因数の和:5633

約数の個数: 40

約数和(自身を含む): 405358976

約数和(自身を除く): 205454608

約数列:

[1, 2, 4, 8, 16, 31, 62, 73, 124, 146, 248, 292, 496, 584, 1168, 2263, 4526, 5521, 9052, 11042, 18104, 22084, 36208, 44168, 88336, 171151, 342302, 403033, 684604, 806066, 1369208, 1612132, 2738416, 3224264, 6448528, 12494023, 24988046, 49976092, 99952184, 199904368]

約数ペア:

[(1, 199904368), (2, 99952184), (4, 49976092), (8, 24988046), (16, 12494023), (31, 6448528), (62, 3224264), (73, 2738416), (124, 1612132), (146, 1369208), (248, 806066), (292, 684604), (496, 403033), (584, 342302), (1168, 171151), (2263, 88336), (4526, 44168), (5521, 36208), (9052, 22084), (11042, 18104)]