20316935

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 6778105

約数列:

[1, 5, 23, 31, 41, 115, 139, 155, 205, 695, 713, 943, 1271, 3197, 3565, 4309, 4715, 5699, 6355, 15985, 21545, 28495, 29233, 99107, 131077, 146165, 176669, 495535, 655385, 883345, 4063387, 20316935]

約数ペア:

[(1, 20316935), (5, 4063387), (23, 883345), (31, 655385), (41, 495535), (115, 176669), (139, 146165), (155, 131077), (205, 99107), (695, 29233), (713, 28495), (943, 21545), (1271, 15985), (3197, 6355), (3565, 5699), (4309, 4715)]