20696775476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1\times {\mathrm{6299}}^1$

素因数の和:6848

約数の個数: 48

約数和(自身を含む): 39340728000

約数和(自身を除く): 18643952524

約数列:

[1, 2, 4, 13, 26, 52, 179, 353, 358, 706, 716, 1412, 2327, 4589, 4654, 6299, 9178, 9308, 12598, 18356, 25196, 63187, 81887, 126374, 163774, 252748, 327548, 821431, 1127521, 1642862, 2223547, 2255042, 3285724, 4447094, 4510084, 8894188, 14657773, 28906111, 29315546, 57812222, 58631092, 115624444, 398014913, 796029826, 1592059652, 5174193869, 10348387738, 20696775476]

約数ペア:

[(1, 20696775476), (2, 10348387738), (4, 5174193869), (13, 1592059652), (26, 796029826), (52, 398014913), (179, 115624444), (353, 58631092), (358, 57812222), (706, 29315546), (716, 28906111), (1412, 14657773), (2327, 8894188), (4589, 4510084), (4654, 4447094), (6299, 3285724), (9178, 2255042), (9308, 2223547), (12598, 1642862), (18356, 1127521), (25196, 821431), (63187, 327548), (81887, 252748), (126374, 163774)]