20650796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1667}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 38297280

約数和(自身を除く): 17646484

約数列:

[1, 2, 4, 19, 38, 76, 163, 326, 652, 1667, 3097, 3334, 6194, 6668, 12388, 31673, 63346, 126692, 271721, 543442, 1086884, 5162699, 10325398, 20650796]

約数ペア:

[(1, 20650796), (2, 10325398), (4, 5162699), (19, 1086884), (38, 543442), (76, 271721), (163, 126692), (326, 63346), (652, 31673), (1667, 12388), (3097, 6668), (3334, 6194)]