19967508

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{50423}}^1$

素因数の和:50444

約数の個数: 36

約数和(自身を含む): 55063008

約数和(自身を除く): 35095500

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 50423, 100846, 151269, 201692, 302538, 453807, 554653, 605076, 907614, 1109306, 1663959, 1815228, 2218612, 3327918, 4991877, 6655836, 9983754, 19967508]

約数ペア:

[(1, 19967508), (2, 9983754), (3, 6655836), (4, 4991877), (6, 3327918), (9, 2218612), (11, 1815228), (12, 1663959), (18, 1109306), (22, 907614), (33, 605076), (36, 554653), (44, 453807), (66, 302538), (99, 201692), (132, 151269), (198, 100846), (396, 50423)]