15940296

素因数分解:

$2^3\times 3^2\times {\mathrm{221393}}^1$

素因数の和:221405

約数の個数: 24

約数和(自身を含む): 43171830

約数和(自身を除く): 27231534

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 221393, 442786, 664179, 885572, 1328358, 1771144, 1992537, 2656716, 3985074, 5313432, 7970148, 15940296]

約数ペア:

[(1, 15940296), (2, 7970148), (3, 5313432), (4, 3985074), (6, 2656716), (8, 1992537), (9, 1771144), (12, 1328358), (18, 885572), (24, 664179), (36, 442786), (72, 221393)]