15540156

素因数分解:

$2^2\times 3^2\times {\mathrm{431671}}^1$

素因数の和:431681

約数の個数: 18

約数和(自身を含む): 39282152

約数和(自身を除く): 23741996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431671, 863342, 1295013, 1726684, 2590026, 3885039, 5180052, 7770078, 15540156]

約数ペア:

[(1, 15540156), (2, 7770078), (3, 5180052), (4, 3885039), (6, 2590026), (9, 1726684), (12, 1295013), (18, 863342), (36, 431671)]