39954302

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 65563680

約数和(自身を除く): 25609378

約数列:

[1, 2, 19, 37, 38, 74, 157, 181, 314, 362, 703, 1406, 2983, 3439, 5809, 5966, 6697, 6878, 11618, 13394, 28417, 56834, 110371, 127243, 220742, 254486, 539923, 1051429, 1079846, 2102858, 19977151, 39954302]

約数ペア:

[(1, 39954302), (2, 19977151), (19, 2102858), (37, 1079846), (38, 1051429), (74, 539923), (157, 254486), (181, 220742), (314, 127243), (362, 110371), (703, 56834), (1406, 28417), (2983, 13394), (3439, 11618), (5809, 6878), (5966, 6697)]