18351338

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{991}}^1$

素因数の和:1237

約数の個数: 16

約数和(自身を含む): 28283904

約数和(自身を除く): 9932566

約数列:

[1, 2, 47, 94, 197, 394, 991, 1982, 9259, 18518, 46577, 93154, 195227, 390454, 9175669, 18351338]

約数ペア:

[(1, 18351338), (2, 9175669), (47, 390454), (94, 195227), (197, 93154), (394, 46577), (991, 18518), (1982, 9259)]