20778826188

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{202357}}^1$

素因数の和:202606

約数の個数: 48

約数和(自身を含む): 49861011200

約数和(自身を除く): 29082185012

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 199, 258, 398, 516, 597, 796, 1194, 2388, 8557, 17114, 25671, 34228, 51342, 102684, 202357, 404714, 607071, 809428, 1214142, 2428284, 8701351, 17402702, 26104053, 34805404, 40269043, 52208106, 80538086, 104416212, 120807129, 161076172, 241614258, 483228516, 1731568849, 3463137698, 5194706547, 6926275396, 10389413094, 20778826188]

約数ペア:

[(1, 20778826188), (2, 10389413094), (3, 6926275396), (4, 5194706547), (6, 3463137698), (12, 1731568849), (43, 483228516), (86, 241614258), (129, 161076172), (172, 120807129), (199, 104416212), (258, 80538086), (398, 52208106), (516, 40269043), (597, 34805404), (796, 26104053), (1194, 17402702), (2388, 8701351), (8557, 2428284), (17114, 1214142), (25671, 809428), (34228, 607071), (51342, 404714), (102684, 202357)]