19136876

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2126

約数の個数: 36

約数和(自身を含む): 38766840

約数和(自身を除く): 19629964

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2081, 2299, 4162, 4598, 8324, 9196, 22891, 39539, 45782, 79078, 91564, 158156, 251801, 434929, 503602, 869858, 1007204, 1739716, 4784219, 9568438, 19136876]

約数ペア:

[(1, 19136876), (2, 9568438), (4, 4784219), (11, 1739716), (19, 1007204), (22, 869858), (38, 503602), (44, 434929), (76, 251801), (121, 158156), (209, 91564), (242, 79078), (418, 45782), (484, 39539), (836, 22891), (2081, 9196), (2299, 8324), (4162, 4598)]