219961252

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{413461}}^1$

素因数の和:413491

約数の個数: 24

約数和(自身を含む): 463077440

約数和(自身を除く): 243116188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 413461, 826922, 1653844, 2894227, 5788454, 7855759, 11576908, 15711518, 31423036, 54990313, 109980626, 219961252]

約数ペア:

[(1, 219961252), (2, 109980626), (4, 54990313), (7, 31423036), (14, 15711518), (19, 11576908), (28, 7855759), (38, 5788454), (76, 2894227), (133, 1653844), (266, 826922), (532, 413461)]