20194796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6481}}^1$

素因数の和:6545

約数の個数: 24

約数和(自身を含む): 38114160

約数和(自身を除く): 17919364

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 6481, 12962, 25924, 123139, 246278, 265721, 492556, 531442, 1062884, 5048699, 10097398, 20194796]

約数ペア:

[(1, 20194796), (2, 10097398), (4, 5048699), (19, 1062884), (38, 531442), (41, 492556), (76, 265721), (82, 246278), (164, 123139), (779, 25924), (1558, 12962), (3116, 6481)]