19649968163

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1\times {\mathrm{1103}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 23162167296

約数和(自身を除く): 3512199133

約数列:

[1, 7, 47, 173, 313, 329, 1103, 1211, 2191, 7721, 8131, 14711, 51841, 54149, 56917, 102977, 190819, 345239, 362887, 379043, 1335733, 2416673, 2545003, 8968493, 16226233, 17815021, 59726347, 62779451, 113583631, 418084429, 2807138309, 19649968163]

約数ペア:

[(1, 19649968163), (7, 2807138309), (47, 418084429), (173, 113583631), (313, 62779451), (329, 59726347), (1103, 17815021), (1211, 16226233), (2191, 8968493), (7721, 2545003), (8131, 2416673), (14711, 1335733), (51841, 379043), (54149, 362887), (56917, 345239), (102977, 190819)]