20331984

素因数分解:

$2^4\times 3^1\times {\mathrm{613}}^1\times {\mathrm{691}}^1$

素因数の和:1315

約数の個数: 40

約数和(自身を含む): 52686112

約数和(自身を除く): 32354128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 613, 691, 1226, 1382, 1839, 2073, 2452, 2764, 3678, 4146, 4904, 5528, 7356, 8292, 9808, 11056, 14712, 16584, 29424, 33168, 423583, 847166, 1270749, 1694332, 2541498, 3388664, 5082996, 6777328, 10165992, 20331984]

約数ペア:

[(1, 20331984), (2, 10165992), (3, 6777328), (4, 5082996), (6, 3388664), (8, 2541498), (12, 1694332), (16, 1270749), (24, 847166), (48, 423583), (613, 33168), (691, 29424), (1226, 16584), (1382, 14712), (1839, 11056), (2073, 9808), (2452, 8292), (2764, 7356), (3678, 5528), (4146, 4904)]