218965914

素因数分解:

$2^1\times 3^2\times {\mathrm{487}}^1\times {\mathrm{24979}}^1$

素因数の和:25474

約数の個数: 24

約数和(自身を含む): 475419360

約数和(自身を除く): 256453446

約数列:

[1, 2, 3, 6, 9, 18, 487, 974, 1461, 2922, 4383, 8766, 24979, 49958, 74937, 149874, 224811, 449622, 12164773, 24329546, 36494319, 72988638, 109482957, 218965914]

約数ペア:

[(1, 218965914), (2, 109482957), (3, 72988638), (6, 36494319), (9, 24329546), (18, 12164773), (487, 449622), (974, 224811), (1461, 149874), (2922, 74937), (4383, 49958), (8766, 24979)]