1391218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1233

約数の個数: 16

約数和(自身を含む): 2269440

約数和(自身を除く): 878222

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 1181, 2362, 22439, 36611, 44878, 73222, 695609, 1391218]

約数ペア:

[(1, 1391218), (2, 695609), (19, 73222), (31, 44878), (38, 36611), (62, 22439), (589, 2362), (1178, 1181)]