19897132

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3989}}^1$

素因数の和:4065

約数の個数: 24

約数和(自身を含む): 36867600

約数和(自身を除く): 16970468

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 3989, 4988, 7978, 15956, 115681, 171527, 231362, 343054, 462724, 686108, 4974283, 9948566, 19897132]

約数ペア:

[(1, 19897132), (2, 9948566), (4, 4974283), (29, 686108), (43, 462724), (58, 343054), (86, 231362), (116, 171527), (172, 115681), (1247, 15956), (2494, 7978), (3989, 4988)]