19614780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{108971}}^1$

素因数の和:108986

約数の個数: 36

約数和(自身を含む): 59498712

約数和(自身を除く): 39883932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 108971, 217942, 326913, 435884, 544855, 653826, 980739, 1089710, 1307652, 1634565, 1961478, 2179420, 3269130, 3922956, 4903695, 6538260, 9807390, 19614780]

約数ペア:

[(1, 19614780), (2, 9807390), (3, 6538260), (4, 4903695), (5, 3922956), (6, 3269130), (9, 2179420), (10, 1961478), (12, 1634565), (15, 1307652), (18, 1089710), (20, 980739), (30, 653826), (36, 544855), (45, 435884), (60, 326913), (90, 217942), (180, 108971)]