20798933745

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{44381}}^1$

素因数の和:44745

約数の個数: 32

約数和(自身を含む): 33659308800

約数和(自身を除く): 12860375055

約数列:

[1, 3, 5, 15, 157, 199, 471, 597, 785, 995, 2355, 2985, 31243, 44381, 93729, 133143, 156215, 221905, 468645, 665715, 6967817, 8831819, 20903451, 26495457, 34839085, 44159095, 104517255, 132477285, 1386595583, 4159786749, 6932977915, 20798933745]

約数ペア:

[(1, 20798933745), (3, 6932977915), (5, 4159786749), (15, 1386595583), (157, 132477285), (199, 104517255), (471, 44159095), (597, 34839085), (785, 26495457), (995, 20903451), (2355, 8831819), (2985, 6967817), (31243, 665715), (44381, 468645), (93729, 221905), (133143, 156215)]