20319642856

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{1123}}^1\times {\mathrm{30983}}^1$

素因数の和:32185

約数の個数: 32

約数和(自身を含む): 38656877760

約数和(自身を除く): 18337234904

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 1123, 2246, 4492, 8984, 30983, 61966, 81979, 123932, 163958, 247864, 327916, 655832, 2261759, 4523518, 9047036, 18094072, 34793909, 69587818, 139175636, 278351272, 2539955357, 5079910714, 10159821428, 20319642856]

約数ペア:

[(1, 20319642856), (2, 10159821428), (4, 5079910714), (8, 2539955357), (73, 278351272), (146, 139175636), (292, 69587818), (584, 34793909), (1123, 18094072), (2246, 9047036), (4492, 4523518), (8984, 2261759), (30983, 655832), (61966, 327916), (81979, 247864), (123932, 163958)]