20838195

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{22051}}^1$

素因数の和:22072

約数の個数: 32

約数和(自身を含む): 42339840

約数和(自身を除く): 21501645

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 22051, 66153, 110255, 154357, 198459, 330765, 463071, 595377, 771785, 992295, 1389213, 2315355, 2976885, 4167639, 6946065, 20838195]

約数ペア:

[(1, 20838195), (3, 6946065), (5, 4167639), (7, 2976885), (9, 2315355), (15, 1389213), (21, 992295), (27, 771785), (35, 595377), (45, 463071), (63, 330765), (105, 198459), (135, 154357), (189, 110255), (315, 66153), (945, 22051)]