19147801

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 21945600

約数和(自身を除く): 2797799

約数列:

[1, 19, 29, 31, 59, 361, 551, 589, 899, 1121, 1711, 1829, 10469, 11191, 17081, 21299, 32509, 34751, 53041, 324539, 617671, 660269, 1007779, 19147801]

約数ペア:

[(1, 19147801), (19, 1007779), (29, 660269), (31, 617671), (59, 324539), (361, 53041), (551, 34751), (589, 32509), (899, 21299), (1121, 17081), (1711, 11191), (1829, 10469)]