18219820918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{13221931}}^1$

素因数の和:13221999

約数の個数: 16

約数和(自身を含む): 29987341776

約数和(自身を除く): 11767520858

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 13221931, 26443862, 171885103, 343770206, 700762343, 1401524686, 9109910459, 18219820918]

約数ペア:

[(1, 18219820918), (2, 9109910459), (13, 1401524686), (26, 700762343), (53, 343770206), (106, 171885103), (689, 26443862), (1378, 13221931)]