19921492

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{863}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 36288000

約数和(自身を除く): 16366508

約数列:

[1, 2, 4, 29, 58, 116, 199, 398, 796, 863, 1726, 3452, 5771, 11542, 23084, 25027, 50054, 100108, 171737, 343474, 686948, 4980373, 9960746, 19921492]

約数ペア:

[(1, 19921492), (2, 9960746), (4, 4980373), (29, 686948), (58, 343474), (116, 171737), (199, 100108), (398, 50054), (796, 25027), (863, 23084), (1726, 11542), (3452, 5771)]