20700368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4327}}^1$

素因数の和:4371

約数の個数: 40

約数和(自身を含む): 45080448

約数和(自身を除く): 24380080

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4327, 4784, 8654, 17308, 34616, 56251, 69232, 99521, 112502, 199042, 225004, 398084, 450008, 796168, 900016, 1293773, 1592336, 2587546, 5175092, 10350184, 20700368]

約数ペア:

[(1, 20700368), (2, 10350184), (4, 5175092), (8, 2587546), (13, 1592336), (16, 1293773), (23, 900016), (26, 796168), (46, 450008), (52, 398084), (92, 225004), (104, 199042), (184, 112502), (208, 99521), (299, 69232), (368, 56251), (598, 34616), (1196, 17308), (2392, 8654), (4327, 4784)]