19402005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2339}}^1$

素因数の和:2433

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 16540395

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 105, 237, 395, 553, 1185, 1659, 2339, 2765, 7017, 8295, 11695, 16373, 35085, 49119, 81865, 184781, 245595, 554343, 923905, 1293467, 2771715, 3880401, 6467335, 19402005]

約数ペア:

[(1, 19402005), (3, 6467335), (5, 3880401), (7, 2771715), (15, 1293467), (21, 923905), (35, 554343), (79, 245595), (105, 184781), (237, 81865), (395, 49119), (553, 35085), (1185, 16373), (1659, 11695), (2339, 8295), (2765, 7017)]