20403216

素因数分解:

$2^4\times 3^2\times {\mathrm{141689}}^1$

素因数の和:141703

約数の個数: 30

約数和(自身を含む): 57101070

約数和(自身を除く): 36697854

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 141689, 283378, 425067, 566756, 850134, 1133512, 1275201, 1700268, 2267024, 2550402, 3400536, 5100804, 6801072, 10201608, 20403216]

約数ペア:

[(1, 20403216), (2, 10201608), (3, 6801072), (4, 5100804), (6, 3400536), (8, 2550402), (9, 2267024), (12, 1700268), (16, 1275201), (18, 1133512), (24, 850134), (36, 566756), (48, 425067), (72, 283378), (144, 141689)]