20990996812797

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1\times {\mathrm{370373}}^1$

素因数の和:371338

約数の個数: 64

約数和(自身を含む): 32256316108800

約数和(自身を除く): 11265319296003

約数列:

[1, 3, 11, 23, 33, 69, 89, 253, 267, 759, 839, 979, 2047, 2517, 2937, 6141, 9229, 19297, 22517, 27687, 57891, 67551, 74671, 212267, 224013, 370373, 636801, 821381, 1111119, 1717433, 2464143, 4074103, 5152299, 8518579, 12222309, 18891763, 25555737, 32963197, 56675289, 93704369, 98889591, 281113107, 310742947, 362595167, 758153531, 932228841, 1087785501, 2274460593, 3418172417, 7147087781, 8339688841, 10254517251, 21441263343, 25019066523, 27656122283, 78617965591, 82968366849, 235853896773, 304217345113, 636090812509, 912652035339, 1908272437527, 6996998937599, 20990996812797]

約数ペア:

[(1, 20990996812797), (3, 6996998937599), (11, 1908272437527), (23, 912652035339), (33, 636090812509), (69, 304217345113), (89, 235853896773), (253, 82968366849), (267, 78617965591), (759, 27656122283), (839, 25019066523), (979, 21441263343), (2047, 10254517251), (2517, 8339688841), (2937, 7147087781), (6141, 3418172417), (9229, 2274460593), (19297, 1087785501), (22517, 932228841), (27687, 758153531), (57891, 362595167), (67551, 310742947), (74671, 281113107), (212267, 98889591), (224013, 93704369), (370373, 56675289), (636801, 32963197), (821381, 25555737), (1111119, 18891763), (1717433, 12222309), (2464143, 8518579), (4074103, 5152299)]