20299018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 13085942

約数列:

[1, 2, 23, 41, 46, 47, 82, 94, 229, 458, 943, 1081, 1886, 1927, 2162, 3854, 5267, 9389, 10534, 10763, 18778, 21526, 44321, 88642, 215947, 247549, 431894, 441283, 495098, 882566, 10149509, 20299018]

約数ペア:

[(1, 20299018), (2, 10149509), (23, 882566), (41, 495098), (46, 441283), (47, 431894), (82, 247549), (94, 215947), (229, 88642), (458, 44321), (943, 21526), (1081, 18778), (1886, 10763), (1927, 10534), (2162, 9389), (3854, 5267)]