19858683

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 10300677

約数列:

[1, 3, 13, 23, 39, 69, 131, 169, 299, 393, 507, 897, 1703, 2197, 3013, 3887, 5109, 6591, 9039, 11661, 22139, 39169, 50531, 66417, 117507, 151593, 287807, 509197, 863421, 1527591, 6619561, 19858683]

約数ペア:

[(1, 19858683), (3, 6619561), (13, 1527591), (23, 863421), (39, 509197), (69, 287807), (131, 151593), (169, 117507), (299, 66417), (393, 50531), (507, 39169), (897, 22139), (1703, 11661), (2197, 9039), (3013, 6591), (3887, 5109)]