20661330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4561}}^1$

素因数の和:4722

約数の個数: 32

約数和(自身を含む): 49926528

約数和(自身を除く): 29265198

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 151, 302, 453, 755, 906, 1510, 2265, 4530, 4561, 9122, 13683, 22805, 27366, 45610, 68415, 136830, 688711, 1377422, 2066133, 3443555, 4132266, 6887110, 10330665, 20661330]

約数ペア:

[(1, 20661330), (2, 10330665), (3, 6887110), (5, 4132266), (6, 3443555), (10, 2066133), (15, 1377422), (30, 688711), (151, 136830), (302, 68415), (453, 45610), (755, 27366), (906, 22805), (1510, 13683), (2265, 9122), (4530, 4561)]