20804938344

素因数分解:

$2^3\times 3^3\times {\mathrm{193}}^1\times {\mathrm{499063}}^1$

素因数の和:499271

約数の個数: 64

約数和(自身を含む): 58091049600

約数和(自身を除く): 37286111256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 193, 216, 386, 579, 772, 1158, 1544, 1737, 2316, 3474, 4632, 5211, 6948, 10422, 13896, 20844, 41688, 499063, 998126, 1497189, 1996252, 2994378, 3992504, 4491567, 5988756, 8983134, 11977512, 13474701, 17966268, 26949402, 35932536, 53898804, 96319159, 107797608, 192638318, 288957477, 385276636, 577914954, 770553272, 866872431, 1155829908, 1733744862, 2311659816, 2600617293, 3467489724, 5201234586, 6934979448, 10402469172, 20804938344]

約数ペア:

[(1, 20804938344), (2, 10402469172), (3, 6934979448), (4, 5201234586), (6, 3467489724), (8, 2600617293), (9, 2311659816), (12, 1733744862), (18, 1155829908), (24, 866872431), (27, 770553272), (36, 577914954), (54, 385276636), (72, 288957477), (108, 192638318), (193, 107797608), (216, 96319159), (386, 53898804), (579, 35932536), (772, 26949402), (1158, 17966268), (1544, 13474701), (1737, 11977512), (2316, 8983134), (3474, 5988756), (4632, 4491567), (5211, 3992504), (6948, 2994378), (10422, 1996252), (13896, 1497189), (20844, 998126), (41688, 499063)]