19585785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{863}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 14006535

約数列:

[1, 3, 5, 15, 17, 51, 85, 89, 255, 267, 445, 863, 1335, 1513, 2589, 4315, 4539, 7565, 12945, 14671, 22695, 44013, 73355, 76807, 220065, 230421, 384035, 1152105, 1305719, 3917157, 6528595, 19585785]

約数ペア:

[(1, 19585785), (3, 6528595), (5, 3917157), (15, 1305719), (17, 1152105), (51, 384035), (85, 230421), (89, 220065), (255, 76807), (267, 73355), (445, 44013), (863, 22695), (1335, 14671), (1513, 12945), (2589, 7565), (4315, 4539)]