19756004

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 35414400

約数和(自身を除く): 15658396

約数列:

[1, 2, 4, 79, 101, 158, 202, 316, 404, 619, 1238, 2476, 7979, 15958, 31916, 48901, 62519, 97802, 125038, 195604, 250076, 4939001, 9878002, 19756004]

約数ペア:

[(1, 19756004), (2, 9878002), (4, 4939001), (79, 250076), (101, 195604), (158, 125038), (202, 97802), (316, 62519), (404, 48901), (619, 31916), (1238, 15958), (2476, 7979)]