18822268

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 33614000

約数和(自身を除く): 14791732

約数列:

[1, 2, 4, 97, 139, 194, 278, 349, 388, 556, 698, 1396, 13483, 26966, 33853, 48511, 53932, 67706, 97022, 135412, 194044, 4705567, 9411134, 18822268]

約数ペア:

[(1, 18822268), (2, 9411134), (4, 4705567), (97, 194044), (139, 135412), (194, 97022), (278, 67706), (349, 53932), (388, 48511), (556, 33853), (698, 26966), (1396, 13483)]