20054904

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 52164000

約数和(自身を除く): 32109096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 89, 123, 164, 178, 229, 246, 267, 328, 356, 458, 492, 534, 687, 712, 916, 984, 1068, 1374, 1832, 2136, 2748, 3649, 5496, 7298, 9389, 10947, 14596, 18778, 20381, 21894, 28167, 29192, 37556, 40762, 43788, 56334, 61143, 75112, 81524, 87576, 112668, 122286, 163048, 225336, 244572, 489144, 835621, 1671242, 2506863, 3342484, 5013726, 6684968, 10027452, 20054904]

約数ペア:

[(1, 20054904), (2, 10027452), (3, 6684968), (4, 5013726), (6, 3342484), (8, 2506863), (12, 1671242), (24, 835621), (41, 489144), (82, 244572), (89, 225336), (123, 163048), (164, 122286), (178, 112668), (229, 87576), (246, 81524), (267, 75112), (328, 61143), (356, 56334), (458, 43788), (492, 40762), (534, 37556), (687, 29192), (712, 28167), (916, 21894), (984, 20381), (1068, 18778), (1374, 14596), (1832, 10947), (2136, 9389), (2748, 7298), (3649, 5496)]