15900012

素因数分解:

$2^2\times 3^2\times {\mathrm{441667}}^1$

素因数の和:441677

約数の個数: 18

約数和(自身を含む): 40191788

約数和(自身を除く): 24291776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 441667, 883334, 1325001, 1766668, 2650002, 3975003, 5300004, 7950006, 15900012]

約数ペア:

[(1, 15900012), (2, 7950006), (3, 5300004), (4, 3975003), (6, 2650002), (9, 1766668), (12, 1325001), (18, 883334), (36, 441667)]