219720902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{94789}}^1$

素因数の和:94871

約数の個数: 16

約数和(自身を含む): 352618800

約数和(自身を除く): 132897898

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 94789, 189578, 1800991, 3601982, 5782129, 11564258, 109860451, 219720902]

約数ペア:

[(1, 219720902), (2, 109860451), (19, 11564258), (38, 5782129), (61, 3601982), (122, 1800991), (1159, 189578), (2318, 94789)]