1640802

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 3556800

約数和(自身を除く): 1915998

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 222, 389, 703, 778, 1167, 1406, 2109, 2334, 4218, 7391, 14393, 14782, 22173, 28786, 43179, 44346, 86358, 273467, 546934, 820401, 1640802]

約数ペア:

[(1, 1640802), (2, 820401), (3, 546934), (6, 273467), (19, 86358), (37, 44346), (38, 43179), (57, 28786), (74, 22173), (111, 14782), (114, 14393), (222, 7391), (389, 4218), (703, 2334), (778, 2109), (1167, 1406)]