18851810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 36193392

約数和(自身を除く): 17341582

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 641, 865, 1282, 1730, 2941, 3205, 5882, 6410, 10897, 14705, 21794, 29410, 54485, 108970, 110893, 221786, 554465, 1108930, 1885181, 3770362, 9425905, 18851810]

約数ペア:

[(1, 18851810), (2, 9425905), (5, 3770362), (10, 1885181), (17, 1108930), (34, 554465), (85, 221786), (170, 110893), (173, 108970), (346, 54485), (641, 29410), (865, 21794), (1282, 14705), (1730, 10897), (2941, 6410), (3205, 5882)]