18967070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6563}}^1$

素因数の和:6604

約数の個数: 24

約数和(自身を含む): 36272664

約数和(自身を除く): 17305594

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 6563, 13126, 32815, 65630, 111571, 223142, 557855, 1115710, 1896707, 3793414, 9483535, 18967070]

約数ペア:

[(1, 18967070), (2, 9483535), (5, 3793414), (10, 1896707), (17, 1115710), (34, 557855), (85, 223142), (170, 111571), (289, 65630), (578, 32815), (1445, 13126), (2890, 6563)]