19780542

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{35449}}^1$

素因数の和:35488

約数の個数: 24

約数和(自身を含む): 44241600

約数和(自身を除く): 24461058

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 35449, 70898, 106347, 212694, 319041, 638082, 1098919, 2197838, 3296757, 6593514, 9890271, 19780542]

約数ペア:

[(1, 19780542), (2, 9890271), (3, 6593514), (6, 3296757), (9, 2197838), (18, 1098919), (31, 638082), (62, 319041), (93, 212694), (186, 106347), (279, 70898), (558, 35449)]