20189901618

素因数分解:

$2^1\times 3^3\times {\mathrm{2143}}^1\times {\mathrm{174469}}^1$

素因数の和:176623

約数の個数: 32

約数和(自身を含む): 44887641600

約数和(自身を除く): 24697739982

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2143, 4286, 6429, 12858, 19287, 38574, 57861, 115722, 174469, 348938, 523407, 1046814, 1570221, 3140442, 4710663, 9421326, 373887067, 747774134, 1121661201, 2243322402, 3364983603, 6729967206, 10094950809, 20189901618]

約数ペア:

[(1, 20189901618), (2, 10094950809), (3, 6729967206), (6, 3364983603), (9, 2243322402), (18, 1121661201), (27, 747774134), (54, 373887067), (2143, 9421326), (4286, 4710663), (6429, 3140442), (12858, 1570221), (19287, 1046814), (38574, 523407), (57861, 348938), (115722, 174469)]