19714390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1303}}^1$

素因数の和:1416

約数の個数: 32

約数和(自身を含む): 38024640

約数和(自身を除く): 18310250

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1303, 1513, 2606, 3026, 6515, 7565, 13030, 15130, 22151, 44302, 110755, 115967, 221510, 231934, 579835, 1159670, 1971439, 3942878, 9857195, 19714390]

約数ペア:

[(1, 19714390), (2, 9857195), (5, 3942878), (10, 1971439), (17, 1159670), (34, 579835), (85, 231934), (89, 221510), (170, 115967), (178, 110755), (445, 44302), (890, 22151), (1303, 15130), (1513, 13030), (2606, 7565), (3026, 6515)]