18047560

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8513}}^1$

素因数の和:8577

約数の個数: 32

約数和(自身を含む): 41378040

約数和(自身を除く): 23330480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 8513, 17026, 34052, 42565, 68104, 85130, 170260, 340520, 451189, 902378, 1804756, 2255945, 3609512, 4511890, 9023780, 18047560]

約数ペア:

[(1, 18047560), (2, 9023780), (4, 4511890), (5, 3609512), (8, 2255945), (10, 1804756), (20, 902378), (40, 451189), (53, 340520), (106, 170260), (212, 85130), (265, 68104), (424, 42565), (530, 34052), (1060, 17026), (2120, 8513)]