20199275901

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{70051}}^1$

素因数の和:70286

約数の個数: 48

約数和(自身を含む): 34969958400

約数和(自身を除く): 14770682499

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 199, 207, 483, 597, 1393, 1449, 1791, 4179, 4577, 12537, 13731, 32039, 41193, 70051, 96117, 210153, 288351, 490357, 630459, 1471071, 1611173, 4413213, 4833519, 11278211, 13940149, 14500557, 33834633, 41820447, 97581043, 101503899, 125461341, 292743129, 320623427, 878229387, 961870281, 2244363989, 2885610843, 6733091967, 20199275901]

約数ペア:

[(1, 20199275901), (3, 6733091967), (7, 2885610843), (9, 2244363989), (21, 961870281), (23, 878229387), (63, 320623427), (69, 292743129), (161, 125461341), (199, 101503899), (207, 97581043), (483, 41820447), (597, 33834633), (1393, 14500557), (1449, 13940149), (1791, 11278211), (4179, 4833519), (4577, 4413213), (12537, 1611173), (13731, 1471071), (32039, 630459), (41193, 490357), (70051, 288351), (96117, 210153)]