20057703588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{60449}}^1$

素因数の和:61181

約数の個数: 72

約数和(自身を含む): 54679443000

約数和(自身を除く): 34621739412

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 709, 1418, 2127, 2836, 4254, 6381, 8508, 9217, 12762, 18434, 25524, 27651, 36868, 55302, 60449, 82953, 110604, 120898, 165906, 181347, 241796, 331812, 362694, 544041, 725388, 785837, 1088082, 1571674, 2176164, 2357511, 3143348, 4715022, 7072533, 9430044, 14145066, 28290132, 42858341, 85716682, 128575023, 171433364, 257150046, 385725069, 514300092, 557158433, 771450138, 1114316866, 1542900276, 1671475299, 2228633732, 3342950598, 5014425897, 6685901196, 10028851794, 20057703588]

約数ペア:

[(1, 20057703588), (2, 10028851794), (3, 6685901196), (4, 5014425897), (6, 3342950598), (9, 2228633732), (12, 1671475299), (13, 1542900276), (18, 1114316866), (26, 771450138), (36, 557158433), (39, 514300092), (52, 385725069), (78, 257150046), (117, 171433364), (156, 128575023), (234, 85716682), (468, 42858341), (709, 28290132), (1418, 14145066), (2127, 9430044), (2836, 7072533), (4254, 4715022), (6381, 3143348), (8508, 2357511), (9217, 2176164), (12762, 1571674), (18434, 1088082), (25524, 785837), (27651, 725388), (36868, 544041), (55302, 362694), (60449, 331812), (82953, 241796), (110604, 181347), (120898, 165906)]