20219164

素因数分解:

$2^2\times 7^3\times {\mathrm{14737}}^1$

素因数の和:14762

約数の個数: 24

約数和(自身を含む): 41266400

約数和(自身を除く): 21047236

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 14737, 29474, 58948, 103159, 206318, 412636, 722113, 1444226, 2888452, 5054791, 10109582, 20219164]

約数ペア:

[(1, 20219164), (2, 10109582), (4, 5054791), (7, 2888452), (14, 1444226), (28, 722113), (49, 412636), (98, 206318), (196, 103159), (343, 58948), (686, 29474), (1372, 14737)]