38919358

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 65116224

約数和(自身を除く): 26196866

約数列:

[1, 2, 17, 23, 34, 46, 157, 314, 317, 391, 634, 782, 2669, 3611, 5338, 5389, 7222, 7291, 10778, 14582, 49769, 61387, 99538, 122774, 123947, 247894, 846073, 1144687, 1692146, 2289374, 19459679, 38919358]

約数ペア:

[(1, 38919358), (2, 19459679), (17, 2289374), (23, 1692146), (34, 1144687), (46, 846073), (157, 247894), (314, 123947), (317, 122774), (391, 99538), (634, 61387), (782, 49769), (2669, 14582), (3611, 10778), (5338, 7291), (5389, 7222)]