19168016

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1063}}^1$

素因数の和:1108

約数の個数: 60

約数和(自身を含む): 45122112

約数和(自身を除く): 25954096

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 368, 392, 644, 784, 1063, 1127, 1288, 2126, 2254, 2576, 4252, 4508, 7441, 8504, 9016, 14882, 17008, 18032, 24449, 29764, 48898, 52087, 59528, 97796, 104174, 119056, 171143, 195592, 208348, 342286, 391184, 416696, 684572, 833392, 1198001, 1369144, 2396002, 2738288, 4792004, 9584008, 19168016]

約数ペア:

[(1, 19168016), (2, 9584008), (4, 4792004), (7, 2738288), (8, 2396002), (14, 1369144), (16, 1198001), (23, 833392), (28, 684572), (46, 416696), (49, 391184), (56, 342286), (92, 208348), (98, 195592), (112, 171143), (161, 119056), (184, 104174), (196, 97796), (322, 59528), (368, 52087), (392, 48898), (644, 29764), (784, 24449), (1063, 18032), (1127, 17008), (1288, 14882), (2126, 9016), (2254, 8504), (2576, 7441), (4252, 4508)]