20053778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{839}}^1$

素因数の和:914

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 14419822

約数列:

[1, 2, 17, 19, 34, 37, 38, 74, 323, 629, 646, 703, 839, 1258, 1406, 1678, 11951, 14263, 15941, 23902, 28526, 31043, 31882, 62086, 270997, 527731, 541994, 589817, 1055462, 1179634, 10026889, 20053778]

約数ペア:

[(1, 20053778), (2, 10026889), (17, 1179634), (19, 1055462), (34, 589817), (37, 541994), (38, 527731), (74, 270997), (323, 62086), (629, 31882), (646, 31043), (703, 28526), (839, 23902), (1258, 15941), (1406, 14263), (1678, 11951)]