199440728

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{26437}}^1$

素因数の和:26507

約数の個数: 32

約数和(自身を含む): 399742560

約数和(自身を除く): 200301832

約数列:

[1, 2, 4, 8, 23, 41, 46, 82, 92, 164, 184, 328, 943, 1886, 3772, 7544, 26437, 52874, 105748, 211496, 608051, 1083917, 1216102, 2167834, 2432204, 4335668, 4864408, 8671336, 24930091, 49860182, 99720364, 199440728]

約数ペア:

[(1, 199440728), (2, 99720364), (4, 49860182), (8, 24930091), (23, 8671336), (41, 4864408), (46, 4335668), (82, 2432204), (92, 2167834), (164, 1216102), (184, 1083917), (328, 608051), (943, 211496), (1886, 105748), (3772, 52874), (7544, 26437)]