20698942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2153}}^1$

素因数の和:2208

約数の個数: 32

約数和(自身を含む): 37221120

約数和(自身を除く): 16522178

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 209, 253, 418, 437, 506, 874, 2153, 4306, 4807, 9614, 23683, 40907, 47366, 49519, 81814, 99038, 449977, 544709, 899954, 940861, 1089418, 1881722, 10349471, 20698942]

約数ペア:

[(1, 20698942), (2, 10349471), (11, 1881722), (19, 1089418), (22, 940861), (23, 899954), (38, 544709), (46, 449977), (209, 99038), (253, 81814), (418, 49519), (437, 47366), (506, 40907), (874, 23683), (2153, 9614), (4306, 4807)]