20416248

素因数分解:

$2^3\times 3^2\times {\mathrm{103}}^1\times {\mathrm{2753}}^1$

素因数の和:2868

約数の個数: 48

約数和(自身を含む): 55851120

約数和(自身を除く): 35434872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 103, 206, 309, 412, 618, 824, 927, 1236, 1854, 2472, 2753, 3708, 5506, 7416, 8259, 11012, 16518, 22024, 24777, 33036, 49554, 66072, 99108, 198216, 283559, 567118, 850677, 1134236, 1701354, 2268472, 2552031, 3402708, 5104062, 6805416, 10208124, 20416248]

約数ペア:

[(1, 20416248), (2, 10208124), (3, 6805416), (4, 5104062), (6, 3402708), (8, 2552031), (9, 2268472), (12, 1701354), (18, 1134236), (24, 850677), (36, 567118), (72, 283559), (103, 198216), (206, 99108), (309, 66072), (412, 49554), (618, 33036), (824, 24777), (927, 22024), (1236, 16518), (1854, 11012), (2472, 8259), (2753, 7416), (3708, 5506)]