42518390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223781}}^1$

素因数の和:223807

約数の個数: 16

約数和(自身を含む): 80561520

約数和(自身を除く): 38043130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 223781, 447562, 1118905, 2237810, 4251839, 8503678, 21259195, 42518390]

約数ペア:

[(1, 42518390), (2, 21259195), (5, 8503678), (10, 4251839), (19, 2237810), (38, 1118905), (95, 447562), (190, 223781)]