20900748

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{829}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 53544960

約数和(自身を除く): 32644212

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 191, 382, 573, 764, 829, 1146, 1658, 2101, 2292, 2487, 3316, 4202, 4974, 6303, 8404, 9119, 9948, 12606, 18238, 25212, 27357, 36476, 54714, 109428, 158339, 316678, 475017, 633356, 950034, 1741729, 1900068, 3483458, 5225187, 6966916, 10450374, 20900748]

約数ペア:

[(1, 20900748), (2, 10450374), (3, 6966916), (4, 5225187), (6, 3483458), (11, 1900068), (12, 1741729), (22, 950034), (33, 633356), (44, 475017), (66, 316678), (132, 158339), (191, 109428), (382, 54714), (573, 36476), (764, 27357), (829, 25212), (1146, 18238), (1658, 12606), (2101, 9948), (2292, 9119), (2487, 8404), (3316, 6303), (4202, 4974)]