20667030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9437}}^1$

素因数の和:9520

約数の個数: 32

約数和(自身を含む): 50285664

約数和(自身を除く): 29618634

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 9437, 18874, 28311, 47185, 56622, 94370, 141555, 283110, 688901, 1377802, 2066703, 3444505, 4133406, 6889010, 10333515, 20667030]

約数ペア:

[(1, 20667030), (2, 10333515), (3, 6889010), (5, 4133406), (6, 3444505), (10, 2066703), (15, 1377802), (30, 688901), (73, 283110), (146, 141555), (219, 94370), (365, 56622), (438, 47185), (730, 28311), (1095, 18874), (2190, 9437)]