20122718

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3187}}^1$

素因数の和:3248

約数の個数: 32

約数和(自身を含む): 38562048

約数和(自身を除く): 18439330

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 287, 451, 574, 902, 3157, 3187, 6314, 6374, 22309, 35057, 44618, 70114, 130667, 245399, 261334, 490798, 914669, 1437337, 1829338, 2874674, 10061359, 20122718]

約数ペア:

[(1, 20122718), (2, 10061359), (7, 2874674), (11, 1829338), (14, 1437337), (22, 914669), (41, 490798), (77, 261334), (82, 245399), (154, 130667), (287, 70114), (451, 44618), (574, 35057), (902, 22309), (3157, 6374), (3187, 6314)]