20197780648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6457091}}^1$

素因数の和:6457137

約数の個数: 32

約数和(自身を含む): 41841956160

約数和(自身を除く): 21644175512

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 6457091, 12914182, 25828364, 51656728, 109770547, 148513093, 219541094, 297026186, 439082188, 594052372, 878164376, 1188104744, 2524722581, 5049445162, 10098890324, 20197780648]

約数ペア:

[(1, 20197780648), (2, 10098890324), (4, 5049445162), (8, 2524722581), (17, 1188104744), (23, 878164376), (34, 594052372), (46, 439082188), (68, 297026186), (92, 219541094), (136, 148513093), (184, 109770547), (391, 51656728), (782, 25828364), (1564, 12914182), (3128, 6457091)]