18300002

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{773}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 33436800

約数和(自身を除く): 15136798

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 773, 1246, 1546, 1691, 3382, 5411, 10822, 11837, 14687, 23674, 29374, 68797, 102809, 137594, 205618, 481579, 963158, 1307143, 2614286, 9150001, 18300002]

約数ペア:

[(1, 18300002), (2, 9150001), (7, 2614286), (14, 1307143), (19, 963158), (38, 481579), (89, 205618), (133, 137594), (178, 102809), (266, 68797), (623, 29374), (773, 23674), (1246, 14687), (1546, 11837), (1691, 10822), (3382, 5411)]