19163577

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 28212480

約数和(自身を除く): 9048903

約数列:

[1, 3, 23, 29, 61, 69, 87, 157, 183, 471, 667, 1403, 1769, 2001, 3611, 4209, 4553, 5307, 9577, 10833, 13659, 28731, 40687, 104719, 122061, 220271, 277733, 314157, 660813, 833199, 6387859, 19163577]

約数ペア:

[(1, 19163577), (3, 6387859), (23, 833199), (29, 660813), (61, 314157), (69, 277733), (87, 220271), (157, 122061), (183, 104719), (471, 40687), (667, 28731), (1403, 13659), (1769, 10833), (2001, 9577), (3611, 5307), (4209, 4553)]