1809421198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{507979}}^1$

素因数の和:508131

約数の個数: 16

約数和(自身を含む): 2944252080

約数和(自身を除く): 1134830882

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 507979, 1015958, 6603727, 13207454, 69593123, 139186246, 904710599, 1809421198]

約数ペア:

[(1, 1809421198), (2, 904710599), (13, 139186246), (26, 69593123), (137, 13207454), (274, 6603727), (1781, 1015958), (3562, 507979)]