1864519989

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{57287}}^1$

素因数の和:57880

約数の個数: 16

約数和(自身を含む): 2621498880

約数和(自身を除く): 756978891

約数列:

[1, 3, 19, 57, 571, 1713, 10849, 32547, 57287, 171861, 1088453, 3265359, 32710877, 98132631, 621506663, 1864519989]

約数ペア:

[(1, 1864519989), (3, 621506663), (19, 98132631), (57, 32710877), (571, 3265359), (1713, 1088453), (10849, 171861), (32547, 57287)]