20003618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{16981}}^1$

素因数の和:17033

約数の個数: 16

約数和(自身を含む): 32605440

約数和(自身を除く): 12601822

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 16981, 33962, 322639, 526411, 645278, 1052822, 10001809, 20003618]

約数ペア:

[(1, 20003618), (2, 10001809), (19, 1052822), (31, 645278), (38, 526411), (62, 322639), (589, 33962), (1178, 16981)]