20199965044

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^2\times {\mathrm{5923}}^1$

素因数の和:6632

約数の個数: 36

約数和(自身を含む): 40522861344

約数和(自身を除く): 20322896300

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2443, 4886, 5923, 9772, 11846, 23692, 41461, 82922, 121801, 165844, 243602, 487204, 852607, 1705214, 2067127, 3410428, 4134254, 8268508, 14469889, 28939778, 57879556, 721427323, 1442854646, 2885709292, 5049991261, 10099982522, 20199965044]

約数ペア:

[(1, 20199965044), (2, 10099982522), (4, 5049991261), (7, 2885709292), (14, 1442854646), (28, 721427323), (349, 57879556), (698, 28939778), (1396, 14469889), (2443, 8268508), (4886, 4134254), (5923, 3410428), (9772, 2067127), (11846, 1705214), (23692, 852607), (41461, 487204), (82922, 243602), (121801, 165844)]