19310607

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{307}}^1$

素因数の和:583

約数の個数: 24

約数和(自身を含む): 29069040

約数和(自身を除く): 9758433

約数列:

[1, 3, 9, 29, 87, 241, 261, 307, 723, 921, 2169, 2763, 6989, 8903, 20967, 26709, 62901, 73987, 80127, 221961, 665883, 2145623, 6436869, 19310607]

約数ペア:

[(1, 19310607), (3, 6436869), (9, 2145623), (29, 665883), (87, 221961), (241, 80127), (261, 73987), (307, 62901), (723, 26709), (921, 20967), (2169, 8903), (2763, 6989)]