20180654872

素因数分解:

$2^3\times 7^1\times {\mathrm{2999}}^1\times {\mathrm{120163}}^1$

素因数の和:123175

約数の個数: 32

約数和(自身を含む): 43259040000

約数和(自身を除く): 23078385128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2999, 5998, 11996, 20993, 23992, 41986, 83972, 120163, 167944, 240326, 480652, 841141, 961304, 1682282, 3364564, 6729128, 360368837, 720737674, 1441475348, 2522581859, 2882950696, 5045163718, 10090327436, 20180654872]

約数ペア:

[(1, 20180654872), (2, 10090327436), (4, 5045163718), (7, 2882950696), (8, 2522581859), (14, 1441475348), (28, 720737674), (56, 360368837), (2999, 6729128), (5998, 3364564), (11996, 1682282), (20993, 961304), (23992, 841141), (41986, 480652), (83972, 240326), (120163, 167944)]