20016432

素因数分解:

$2^4\times 3^2\times {\mathrm{229}}^1\times {\mathrm{607}}^1$

素因数の和:850

約数の個数: 60

約数和(自身を含む): 56355520

約数和(自身を除く): 36339088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 229, 458, 607, 687, 916, 1214, 1374, 1821, 1832, 2061, 2428, 2748, 3642, 3664, 4122, 4856, 5463, 5496, 7284, 8244, 9712, 10926, 10992, 14568, 16488, 21852, 29136, 32976, 43704, 87408, 139003, 278006, 417009, 556012, 834018, 1112024, 1251027, 1668036, 2224048, 2502054, 3336072, 5004108, 6672144, 10008216, 20016432]

約数ペア:

[(1, 20016432), (2, 10008216), (3, 6672144), (4, 5004108), (6, 3336072), (8, 2502054), (9, 2224048), (12, 1668036), (16, 1251027), (18, 1112024), (24, 834018), (36, 556012), (48, 417009), (72, 278006), (144, 139003), (229, 87408), (458, 43704), (607, 32976), (687, 29136), (916, 21852), (1214, 16488), (1374, 14568), (1821, 10992), (1832, 10926), (2061, 9712), (2428, 8244), (2748, 7284), (3642, 5496), (3664, 5463), (4122, 4856)]