20551429368

素因数分解:

$2^3\times 3^2\times {\mathrm{157}}^1\times {\mathrm{1818067}}^1$

素因数の和:1818236

約数の個数: 48

約数和(自身を含む): 56014675080

約数和(自身を除く): 35463245712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 157, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 5652, 11304, 1818067, 3636134, 5454201, 7272268, 10908402, 14544536, 16362603, 21816804, 32725206, 43633608, 65450412, 130900824, 285436519, 570873038, 856309557, 1141746076, 1712619114, 2283492152, 2568928671, 3425238228, 5137857342, 6850476456, 10275714684, 20551429368]

約数ペア:

[(1, 20551429368), (2, 10275714684), (3, 6850476456), (4, 5137857342), (6, 3425238228), (8, 2568928671), (9, 2283492152), (12, 1712619114), (18, 1141746076), (24, 856309557), (36, 570873038), (72, 285436519), (157, 130900824), (314, 65450412), (471, 43633608), (628, 32725206), (942, 21816804), (1256, 16362603), (1413, 14544536), (1884, 10908402), (2826, 7272268), (3768, 5454201), (5652, 3636134), (11304, 1818067)]