20221936

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2543}}^1$

素因数の和:2629

約数の個数: 40

約数和(自身を含む): 45425664

約数和(自身を除く): 25203728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 2543, 3976, 5086, 7952, 10172, 17801, 20344, 35602, 40688, 71204, 142408, 180553, 284816, 361106, 722212, 1263871, 1444424, 2527742, 2888848, 5055484, 10110968, 20221936]

約数ペア:

[(1, 20221936), (2, 10110968), (4, 5055484), (7, 2888848), (8, 2527742), (14, 1444424), (16, 1263871), (28, 722212), (56, 361106), (71, 284816), (112, 180553), (142, 142408), (284, 71204), (497, 40688), (568, 35602), (994, 20344), (1136, 17801), (1988, 10172), (2543, 7952), (3976, 5086)]