20914668

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30577}}^1$

素因数の和:30606

約数の個数: 36

約数和(自身を含む): 55651960

約数和(自身を除く): 34737292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30577, 61154, 91731, 122308, 183462, 275193, 366924, 550386, 580963, 1100772, 1161926, 1742889, 2323852, 3485778, 5228667, 6971556, 10457334, 20914668]

約数ペア:

[(1, 20914668), (2, 10457334), (3, 6971556), (4, 5228667), (6, 3485778), (9, 2323852), (12, 1742889), (18, 1161926), (19, 1100772), (36, 580963), (38, 550386), (57, 366924), (76, 275193), (114, 183462), (171, 122308), (228, 91731), (342, 61154), (684, 30577)]