19596735

素因数分解:

$3^5\times 5^1\times {\mathrm{127}}^2$

素因数の和:274

約数の個数: 36

約数和(自身を含む): 35505288

約数和(自身を除く): 15908553

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 127, 135, 243, 381, 405, 635, 1143, 1215, 1905, 3429, 5715, 10287, 16129, 17145, 30861, 48387, 51435, 80645, 145161, 154305, 241935, 435483, 725805, 1306449, 2177415, 3919347, 6532245, 19596735]

約数ペア:

[(1, 19596735), (3, 6532245), (5, 3919347), (9, 2177415), (15, 1306449), (27, 725805), (45, 435483), (81, 241935), (127, 154305), (135, 145161), (243, 80645), (381, 51435), (405, 48387), (635, 30861), (1143, 17145), (1215, 16129), (1905, 10287), (3429, 5715)]