19378726

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1\times {\mathrm{401}}^1$

素因数の和:807

約数の個数: 16

約数和(自身を含む): 29629008

約数和(自身を除く): 10250282

約数列:

[1, 2, 73, 146, 331, 401, 662, 802, 24163, 29273, 48326, 58546, 132731, 265462, 9689363, 19378726]

約数ペア:

[(1, 19378726), (2, 9689363), (73, 265462), (146, 132731), (331, 58546), (401, 48326), (662, 29273), (802, 24163)]