204865128

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{218873}}^1$

素因数の和:218898

約数の個数: 48

約数和(自身を含む): 597526020

約数和(自身を除く): 392660892

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 218873, 437746, 656619, 875492, 1313238, 1750984, 1969857, 2626476, 2845349, 3939714, 5252952, 5690698, 7879428, 8536047, 11381396, 15758856, 17072094, 22762792, 25608141, 34144188, 51216282, 68288376, 102432564, 204865128]

約数ペア:

[(1, 204865128), (2, 102432564), (3, 68288376), (4, 51216282), (6, 34144188), (8, 25608141), (9, 22762792), (12, 17072094), (13, 15758856), (18, 11381396), (24, 8536047), (26, 7879428), (36, 5690698), (39, 5252952), (52, 3939714), (72, 2845349), (78, 2626476), (104, 1969857), (117, 1750984), (156, 1313238), (234, 875492), (312, 656619), (468, 437746), (936, 218873)]