19299385

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2129}}^1$

素因数の和:2185

約数の個数: 24

約数和(自身を含む): 27681480

約数和(自身を除く): 8382095

約数列:

[1, 5, 7, 35, 37, 49, 185, 245, 259, 1295, 1813, 2129, 9065, 10645, 14903, 74515, 78773, 104321, 393865, 521605, 551411, 2757055, 3859877, 19299385]

約数ペア:

[(1, 19299385), (5, 3859877), (7, 2757055), (35, 551411), (37, 521605), (49, 393865), (185, 104321), (245, 78773), (259, 74515), (1295, 14903), (1813, 10645), (2129, 9065)]