20181477918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2654759}}^1$

素因数の和:2654952

約数の個数: 32

約数和(自身を含む): 46383966720

約数和(自身を除く): 26202488802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 181, 362, 543, 1086, 1267, 2534, 3801, 7602, 2654759, 5309518, 7964277, 15928554, 18583313, 37166626, 55749939, 111499878, 480511379, 961022758, 1441534137, 2883068274, 3363579653, 6727159306, 10090738959, 20181477918]

約数ペア:

[(1, 20181477918), (2, 10090738959), (3, 6727159306), (6, 3363579653), (7, 2883068274), (14, 1441534137), (21, 961022758), (42, 480511379), (181, 111499878), (362, 55749939), (543, 37166626), (1086, 18583313), (1267, 15928554), (2534, 7964277), (3801, 5309518), (7602, 2654759)]