20366896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1193}}^1$

素因数の和:1309

約数の個数: 40

約数和(自身を含む): 43528464

約数和(自身を除く): 23161568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 97, 176, 194, 388, 776, 1067, 1193, 1552, 2134, 2386, 4268, 4772, 8536, 9544, 13123, 17072, 19088, 26246, 52492, 104984, 115721, 209968, 231442, 462884, 925768, 1272931, 1851536, 2545862, 5091724, 10183448, 20366896]

約数ペア:

[(1, 20366896), (2, 10183448), (4, 5091724), (8, 2545862), (11, 1851536), (16, 1272931), (22, 925768), (44, 462884), (88, 231442), (97, 209968), (176, 115721), (194, 104984), (388, 52492), (776, 26246), (1067, 19088), (1193, 17072), (1552, 13123), (2134, 9544), (2386, 8536), (4268, 4772)]