39888334

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{547}}^1$

素因数の和:688

約数の個数: 24

約数和(自身を含む): 63889128

約数和(自身を除く): 24000794

約数列:

[1, 2, 19, 38, 101, 202, 361, 547, 722, 1094, 1919, 3838, 10393, 20786, 36461, 55247, 72922, 110494, 197467, 394934, 1049693, 2099386, 19944167, 39888334]

約数ペア:

[(1, 39888334), (2, 19944167), (19, 2099386), (38, 1049693), (101, 394934), (202, 197467), (361, 110494), (547, 72922), (722, 55247), (1094, 36461), (1919, 20786), (3838, 10393)]