19616212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63689}}^1$

素因数の和:63711

約数の個数: 24

約数和(自身を含む): 42799680

約数和(自身を除く): 23183468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 63689, 127378, 254756, 445823, 700579, 891646, 1401158, 1783292, 2802316, 4904053, 9808106, 19616212]

約数ペア:

[(1, 19616212), (2, 9808106), (4, 4904053), (7, 2802316), (11, 1783292), (14, 1401158), (22, 891646), (28, 700579), (44, 445823), (77, 254756), (154, 127378), (308, 63689)]