18459994

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{77563}}^1$

素因数の和:77589

約数の個数: 16

約数和(自身を含む): 33507648

約数和(自身を除く): 15047654

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 77563, 155126, 542941, 1085882, 1318571, 2637142, 9229997, 18459994]

約数ペア:

[(1, 18459994), (2, 9229997), (7, 2637142), (14, 1318571), (17, 1085882), (34, 542941), (119, 155126), (238, 77563)]