20872028162

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1\times {\mathrm{11383}}^1$

素因数の和:12138

約数の個数: 32

約数和(自身を含む): 33460763520

約数和(自身を除く): 12588735358

約数列:

[1, 2, 19, 38, 73, 146, 661, 1322, 1387, 2774, 11383, 12559, 22766, 25118, 48253, 96506, 216277, 432554, 830959, 916807, 1661918, 1833614, 7524163, 15048326, 15788221, 31576442, 142959097, 285918194, 549263899, 1098527798, 10436014081, 20872028162]

約数ペア:

[(1, 20872028162), (2, 10436014081), (19, 1098527798), (38, 549263899), (73, 285918194), (146, 142959097), (661, 31576442), (1322, 15788221), (1387, 15048326), (2774, 7524163), (11383, 1833614), (12559, 1661918), (22766, 916807), (25118, 830959), (48253, 432554), (96506, 216277)]