19454470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39703}}^1$

素因数の和:39724

約数の個数: 24

約数和(自身を含む): 40736304

約数和(自身を除く): 21281834

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39703, 79406, 198515, 277921, 397030, 555842, 1389605, 1945447, 2779210, 3890894, 9727235, 19454470]

約数ペア:

[(1, 19454470), (2, 9727235), (5, 3890894), (7, 2779210), (10, 1945447), (14, 1389605), (35, 555842), (49, 397030), (70, 277921), (98, 198515), (245, 79406), (490, 39703)]