20103252

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4157}}^1$

素因数の和:4208

約数の個数: 48

約数和(自身を含む): 52157952

約数和(自身を除く): 32054700

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4157, 4836, 8314, 12471, 16628, 24942, 49884, 54041, 108082, 128867, 162123, 216164, 257734, 324246, 386601, 515468, 648492, 773202, 1546404, 1675271, 3350542, 5025813, 6701084, 10051626, 20103252]

約数ペア:

[(1, 20103252), (2, 10051626), (3, 6701084), (4, 5025813), (6, 3350542), (12, 1675271), (13, 1546404), (26, 773202), (31, 648492), (39, 515468), (52, 386601), (62, 324246), (78, 257734), (93, 216164), (124, 162123), (156, 128867), (186, 108082), (372, 54041), (403, 49884), (806, 24942), (1209, 16628), (1612, 12471), (2418, 8314), (4157, 4836)]