19530075

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2389}}^1$

素因数の和:2511

約数の個数: 24

約数和(自身を含む): 32599600

約数和(自身を除く): 13069525

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 545, 1635, 2389, 2725, 7167, 8175, 11945, 35835, 59725, 179175, 260401, 781203, 1302005, 3906015, 6510025, 19530075]

約数ペア:

[(1, 19530075), (3, 6510025), (5, 3906015), (15, 1302005), (25, 781203), (75, 260401), (109, 179175), (327, 59725), (545, 35835), (1635, 11945), (2389, 8175), (2725, 7167)]