19550012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4217}}^1$

素因数の和:4301

約数の個数: 24

約数和(自身を含む): 36612240

約数和(自身を除く): 17062228

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4217, 4636, 8434, 16868, 80123, 160246, 257237, 320492, 514474, 1028948, 4887503, 9775006, 19550012]

約数ペア:

[(1, 19550012), (2, 9775006), (4, 4887503), (19, 1028948), (38, 514474), (61, 320492), (76, 257237), (122, 160246), (244, 80123), (1159, 16868), (2318, 8434), (4217, 4636)]