19481354

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1361}}^1$

素因数の和:1801

約数の個数: 16

約数和(自身を含む): 31037256

約数和(自身を除く): 11555902

約数列:

[1, 2, 17, 34, 421, 842, 1361, 2722, 7157, 14314, 23137, 46274, 572981, 1145962, 9740677, 19481354]

約数ペア:

[(1, 19481354), (2, 9740677), (17, 1145962), (34, 572981), (421, 46274), (842, 23137), (1361, 14314), (2722, 7157)]