19080178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1163}}^1$

素因数の和:1809

約数の個数: 16

約数和(自身を含む): 30897216

約数和(自身を除く): 11817038

約数列:

[1, 2, 13, 26, 631, 1163, 1262, 2326, 8203, 15119, 16406, 30238, 733853, 1467706, 9540089, 19080178]

約数ペア:

[(1, 19080178), (2, 9540089), (13, 1467706), (26, 733853), (631, 30238), (1163, 16406), (1262, 15119), (2326, 8203)]