17938570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8117}}^1$

素因数の和:8154

約数の個数: 32

約数和(自身を含む): 36823248

約数和(自身を除く): 18884678

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8117, 16234, 40585, 81170, 105521, 137989, 211042, 275978, 527605, 689945, 1055210, 1379890, 1793857, 3587714, 8969285, 17938570]

約数ペア:

[(1, 17938570), (2, 8969285), (5, 3587714), (10, 1793857), (13, 1379890), (17, 1055210), (26, 689945), (34, 527605), (65, 275978), (85, 211042), (130, 137989), (170, 105521), (221, 81170), (442, 40585), (1105, 16234), (2210, 8117)]