18959544

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{107}}^2$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 54086760

約数和(自身を除く): 35127216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 107, 138, 184, 207, 214, 276, 321, 414, 428, 552, 642, 828, 856, 963, 1284, 1656, 1926, 2461, 2568, 3852, 4922, 7383, 7704, 9844, 11449, 14766, 19688, 22149, 22898, 29532, 34347, 44298, 45796, 59064, 68694, 88596, 91592, 103041, 137388, 177192, 206082, 263327, 274776, 412164, 526654, 789981, 824328, 1053308, 1579962, 2106616, 2369943, 3159924, 4739886, 6319848, 9479772, 18959544]

約数ペア:

[(1, 18959544), (2, 9479772), (3, 6319848), (4, 4739886), (6, 3159924), (8, 2369943), (9, 2106616), (12, 1579962), (18, 1053308), (23, 824328), (24, 789981), (36, 526654), (46, 412164), (69, 274776), (72, 263327), (92, 206082), (107, 177192), (138, 137388), (184, 103041), (207, 91592), (214, 88596), (276, 68694), (321, 59064), (414, 45796), (428, 44298), (552, 34347), (642, 29532), (828, 22898), (856, 22149), (963, 19688), (1284, 14766), (1656, 11449), (1926, 9844), (2461, 7704), (2568, 7383), (3852, 4922)]