19201413

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{823}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 32274432

約数和(自身を除く): 13073019

約数列:

[1, 3, 7, 11, 21, 33, 77, 101, 231, 303, 707, 823, 1111, 2121, 2469, 3333, 5761, 7777, 9053, 17283, 23331, 27159, 63371, 83123, 190113, 249369, 581861, 914353, 1745583, 2743059, 6400471, 19201413]

約数ペア:

[(1, 19201413), (3, 6400471), (7, 2743059), (11, 1745583), (21, 914353), (33, 581861), (77, 249369), (101, 190113), (231, 83123), (303, 63371), (707, 27159), (823, 23331), (1111, 17283), (2121, 9053), (2469, 7777), (3333, 5761)]