19657029704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{189009901}}^1$

素因数の和:189009920

約数の個数: 16

約数和(自身を含む): 39692079420

約数和(自身を除く): 20035049716

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 189009901, 378019802, 756039604, 1512079208, 2457128713, 4914257426, 9828514852, 19657029704]

約数ペア:

[(1, 19657029704), (2, 9828514852), (4, 4914257426), (8, 2457128713), (13, 1512079208), (26, 756039604), (52, 378019802), (104, 189009901)]