12211688450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{18787213}}^1$

素因数の和:18787238

約数の個数: 24

約数和(自身を含む): 24460952628

約数和(自身を除く): 12249264178

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 18787213, 37574426, 93936065, 187872130, 244233769, 469680325, 488467538, 939360650, 1221168845, 2442337690, 6105844225, 12211688450]

約数ペア:

[(1, 12211688450), (2, 6105844225), (5, 2442337690), (10, 1221168845), (13, 939360650), (25, 488467538), (26, 469680325), (50, 244233769), (65, 187872130), (130, 93936065), (325, 37574426), (650, 18787213)]