20927670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16223}}^1$

素因数の和:16276

約数の個数: 32

約数和(自身を含む): 51397632

約数和(自身を除く): 30469962

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 16223, 32446, 48669, 81115, 97338, 162230, 243345, 486690, 697589, 1395178, 2092767, 3487945, 4185534, 6975890, 10463835, 20927670]

約数ペア:

[(1, 20927670), (2, 10463835), (3, 6975890), (5, 4185534), (6, 3487945), (10, 2092767), (15, 1395178), (30, 697589), (43, 486690), (86, 243345), (129, 162230), (215, 97338), (258, 81115), (430, 48669), (645, 32446), (1290, 16223)]