20674512

素因数分解:

$2^4\times 3^2\times {\mathrm{143573}}^1$

素因数の和:143587

約数の個数: 30

約数和(自身を含む): 57860322

約数和(自身を除く): 37185810

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 143573, 287146, 430719, 574292, 861438, 1148584, 1292157, 1722876, 2297168, 2584314, 3445752, 5168628, 6891504, 10337256, 20674512]

約数ペア:

[(1, 20674512), (2, 10337256), (3, 6891504), (4, 5168628), (6, 3445752), (8, 2584314), (9, 2297168), (12, 1722876), (16, 1292157), (18, 1148584), (24, 861438), (36, 574292), (48, 430719), (72, 287146), (144, 143573)]