20167389928

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1\times {\mathrm{8273}}^1$

素因数の和:8818

約数の個数: 64

約数和(自身を含む): 43750264320

約数和(自身を除く): 23582874392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 431, 707, 808, 862, 1414, 1724, 2828, 3017, 3448, 5656, 6034, 8273, 12068, 16546, 24136, 33092, 43531, 57911, 66184, 87062, 115822, 174124, 231644, 304717, 348248, 463288, 609434, 835573, 1218868, 1671146, 2437736, 3342292, 3565663, 5849011, 6684584, 7131326, 11698022, 14262652, 23396044, 24959641, 28525304, 46792088, 49919282, 99838564, 199677128, 360131963, 720263926, 1440527852, 2520923741, 2881055704, 5041847482, 10083694964, 20167389928]

約数ペア:

[(1, 20167389928), (2, 10083694964), (4, 5041847482), (7, 2881055704), (8, 2520923741), (14, 1440527852), (28, 720263926), (56, 360131963), (101, 199677128), (202, 99838564), (404, 49919282), (431, 46792088), (707, 28525304), (808, 24959641), (862, 23396044), (1414, 14262652), (1724, 11698022), (2828, 7131326), (3017, 6684584), (3448, 5849011), (5656, 3565663), (6034, 3342292), (8273, 2437736), (12068, 1671146), (16546, 1218868), (24136, 835573), (33092, 609434), (43531, 463288), (57911, 348248), (66184, 304717), (87062, 231644), (115822, 174124)]