131301704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20089}}^1$

素因数の和:20157

約数の個数: 32

約数和(自身を含む): 265188000

約数和(自身を除く): 133886296

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 20089, 40178, 80356, 160712, 381691, 763382, 863827, 1526764, 1727654, 3053528, 3455308, 6910616, 16412713, 32825426, 65650852, 131301704]

約数ペア:

[(1, 131301704), (2, 65650852), (4, 32825426), (8, 16412713), (19, 6910616), (38, 3455308), (43, 3053528), (76, 1727654), (86, 1526764), (152, 863827), (172, 763382), (344, 381691), (817, 160712), (1634, 80356), (3268, 40178), (6536, 20089)]