18869842

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{1019}}^1$

素因数の和:1265

約数の個数: 16

約数和(自身を含む): 29082240

約数和(自身を除く): 10212398

約数列:

[1, 2, 47, 94, 197, 394, 1019, 2038, 9259, 18518, 47893, 95786, 200743, 401486, 9434921, 18869842]

約数ペア:

[(1, 18869842), (2, 9434921), (47, 401486), (94, 200743), (197, 95786), (394, 47893), (1019, 18518), (2038, 9259)]