19726704

素因数分解:

$2^4\times 3^2\times {\mathrm{136991}}^1$

素因数の和:137005

約数の個数: 30

約数和(自身を含む): 55207776

約数和(自身を除く): 35481072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 136991, 273982, 410973, 547964, 821946, 1095928, 1232919, 1643892, 2191856, 2465838, 3287784, 4931676, 6575568, 9863352, 19726704]

約数ペア:

[(1, 19726704), (2, 9863352), (3, 6575568), (4, 4931676), (6, 3287784), (8, 2465838), (9, 2191856), (12, 1643892), (16, 1232919), (18, 1095928), (24, 821946), (36, 547964), (48, 410973), (72, 273982), (144, 136991)]