19328464

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 39854592

約数和(自身を除く): 20526128

約数列:

[1, 2, 4, 8, 16, 23, 46, 53, 92, 106, 184, 212, 368, 424, 848, 991, 1219, 1982, 2438, 3964, 4876, 7928, 9752, 15856, 19504, 22793, 45586, 52523, 91172, 105046, 182344, 210092, 364688, 420184, 840368, 1208029, 2416058, 4832116, 9664232, 19328464]

約数ペア:

[(1, 19328464), (2, 9664232), (4, 4832116), (8, 2416058), (16, 1208029), (23, 840368), (46, 420184), (53, 364688), (92, 210092), (106, 182344), (184, 105046), (212, 91172), (368, 52523), (424, 45586), (848, 22793), (991, 19504), (1219, 15856), (1982, 9752), (2438, 7928), (3964, 4876)]