18973070

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{9631}}^1$

素因数の和:9835

約数の個数: 16

約数和(自身を含む): 34328448

約数和(自身を除く): 15355378

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 9631, 19262, 48155, 96310, 1897307, 3794614, 9486535, 18973070]

約数ペア:

[(1, 18973070), (2, 9486535), (5, 3794614), (10, 1897307), (197, 96310), (394, 48155), (985, 19262), (1970, 9631)]