19965062

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 33392352

約数和(自身を除く): 13427290

約数列:

[1, 2, 13, 26, 67, 73, 134, 146, 157, 314, 871, 949, 1742, 1898, 2041, 4082, 4891, 9782, 10519, 11461, 21038, 22922, 63583, 127166, 136747, 148993, 273494, 297986, 767887, 1535774, 9982531, 19965062]

約数ペア:

[(1, 19965062), (2, 9982531), (13, 1535774), (26, 767887), (67, 297986), (73, 273494), (134, 148993), (146, 136747), (157, 127166), (314, 63583), (871, 22922), (949, 21038), (1742, 11461), (1898, 10519), (2041, 9782), (4082, 4891)]