18696909

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2791}}^1$

素因数の和:2841

約数の個数: 32

約数和(自身を含む): 32163840

約数和(自身を除く): 13466931

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 2791, 6699, 8373, 19537, 30701, 58611, 80939, 92103, 214907, 242817, 566573, 644721, 890329, 1699719, 2670987, 6232303, 18696909]

約数ペア:

[(1, 18696909), (3, 6232303), (7, 2670987), (11, 1699719), (21, 890329), (29, 644721), (33, 566573), (77, 242817), (87, 214907), (203, 92103), (231, 80939), (319, 58611), (609, 30701), (957, 19537), (2233, 8373), (2791, 6699)]