19870322

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1\times {\mathrm{547}}^1$

素因数の和:1033

約数の個数: 16

約数和(自身を含む): 30657312

約数和(自身を除く): 10786990

約数列:

[1, 2, 41, 82, 443, 547, 886, 1094, 18163, 22427, 36326, 44854, 242321, 484642, 9935161, 19870322]

約数ペア:

[(1, 19870322), (2, 9935161), (41, 484642), (82, 242321), (443, 44854), (547, 36326), (886, 22427), (1094, 18163)]