18157040167

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{9007}}^1$

素因数の和:9715

約数の個数: 32

約数和(自身を含む): 22829875200

約数和(自身を除く): 4672835033

約数列:

[1, 7, 19, 23, 133, 161, 437, 659, 3059, 4613, 9007, 12521, 15157, 63049, 87647, 106099, 171133, 207161, 287983, 1197931, 1450127, 2015881, 3936059, 5935613, 27552413, 41549291, 112776647, 136519099, 789436529, 955633693, 2593862881, 18157040167]

約数ペア:

[(1, 18157040167), (7, 2593862881), (19, 955633693), (23, 789436529), (133, 136519099), (161, 112776647), (437, 41549291), (659, 27552413), (3059, 5935613), (4613, 3936059), (9007, 2015881), (12521, 1450127), (15157, 1197931), (63049, 287983), (87647, 207161), (106099, 171133)]