17198420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45259}}^1$

素因数の和:45287

約数の個数: 24

約数和(自身を含む): 38018400

約数和(自身を除く): 20819980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 45259, 90518, 181036, 226295, 452590, 859921, 905180, 1719842, 3439684, 4299605, 8599210, 17198420]

約数ペア:

[(1, 17198420), (2, 8599210), (4, 4299605), (5, 3439684), (10, 1719842), (19, 905180), (20, 859921), (38, 452590), (76, 226295), (95, 181036), (190, 90518), (380, 45259)]