20178707948

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4026079}}^1$

素因数の和:4026269

約数の個数: 24

約数和(自身を含む): 40582886400

約数和(自身を除く): 20404178452

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1253, 2506, 5012, 4026079, 8052158, 16104316, 28182553, 56365106, 112730212, 720668141, 1441336282, 2882672564, 5044676987, 10089353974, 20178707948]

約数ペア:

[(1, 20178707948), (2, 10089353974), (4, 5044676987), (7, 2882672564), (14, 1441336282), (28, 720668141), (179, 112730212), (358, 56365106), (716, 28182553), (1253, 16104316), (2506, 8052158), (5012, 4026079)]