18038486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20639}}^1$

素因数の和:20683

約数の個数: 16

約数和(自身を含む): 29721600

約数和(自身を除く): 11683114

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 20639, 41278, 392141, 474697, 784282, 949394, 9019243, 18038486]

約数ペア:

[(1, 18038486), (2, 9019243), (19, 949394), (23, 784282), (38, 474697), (46, 392141), (437, 41278), (874, 20639)]