18794465

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{571}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 23474880

約数和(自身を除く): 4680415

約数列:

[1, 5, 29, 145, 227, 571, 1135, 2855, 6583, 16559, 32915, 82795, 129617, 648085, 3758893, 18794465]

約数ペア:

[(1, 18794465), (5, 3758893), (29, 648085), (145, 129617), (227, 82795), (571, 32915), (1135, 16559), (2855, 6583)]