20512116862

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1051}}^1\times {\mathrm{2689}}^1$

素因数の和:3952

約数の個数: 32

約数和(自身を含む): 32600217600

約数和(自身を除く): 12088100738

約数列:

[1, 2, 19, 38, 191, 382, 1051, 2102, 2689, 3629, 5378, 7258, 19969, 39938, 51091, 102182, 200741, 401482, 513599, 1027198, 2826139, 3814079, 5652278, 7628158, 9758381, 19516762, 53696641, 107393282, 539792549, 1079585098, 10256058431, 20512116862]

約数ペア:

[(1, 20512116862), (2, 10256058431), (19, 1079585098), (38, 539792549), (191, 107393282), (382, 53696641), (1051, 19516762), (2102, 9758381), (2689, 7628158), (3629, 5652278), (5378, 3814079), (7258, 2826139), (19969, 1027198), (39938, 513599), (51091, 401482), (102182, 200741)]