16688390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1103}}^1$

素因数の和:1216

約数の個数: 32

約数和(自身を含む): 32192640

約数和(自身を除く): 15504250

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1103, 1513, 2206, 3026, 5515, 7565, 11030, 15130, 18751, 37502, 93755, 98167, 187510, 196334, 490835, 981670, 1668839, 3337678, 8344195, 16688390]

約数ペア:

[(1, 16688390), (2, 8344195), (5, 3337678), (10, 1668839), (17, 981670), (34, 490835), (85, 196334), (89, 187510), (170, 98167), (178, 93755), (445, 37502), (890, 18751), (1103, 15130), (1513, 11030), (2206, 7565), (3026, 5515)]