20238475518

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{297371}}^1$

素因数の和:297597

約数の個数: 48

約数和(自身を含む): 46390032000

約数和(自身を除く): 26151556482

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 199, 342, 398, 597, 1194, 1791, 3582, 3781, 7562, 11343, 22686, 34029, 68058, 297371, 594742, 892113, 1784226, 2676339, 5352678, 5650049, 11300098, 16950147, 33900294, 50850441, 59176829, 101700882, 118353658, 177530487, 355060974, 532591461, 1065182922, 1124359751, 2248719502, 3373079253, 6746158506, 10119237759, 20238475518]

約数ペア:

[(1, 20238475518), (2, 10119237759), (3, 6746158506), (6, 3373079253), (9, 2248719502), (18, 1124359751), (19, 1065182922), (38, 532591461), (57, 355060974), (114, 177530487), (171, 118353658), (199, 101700882), (342, 59176829), (398, 50850441), (597, 33900294), (1194, 16950147), (1791, 11300098), (3582, 5650049), (3781, 5352678), (7562, 2676339), (11343, 1784226), (22686, 892113), (34029, 594742), (68058, 297371)]