20170072784

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8460601}}^1$

素因数の和:8460758

約数の個数: 20

約数和(自身を含む): 39341799300

約数和(自身を除く): 19171726516

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8460601, 16921202, 33842404, 67684808, 135369616, 1260629549, 2521259098, 5042518196, 10085036392, 20170072784]

約数ペア:

[(1, 20170072784), (2, 10085036392), (4, 5042518196), (8, 2521259098), (16, 1260629549), (149, 135369616), (298, 67684808), (596, 33842404), (1192, 16921202), (2384, 8460601)]