16821764

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1049}}^1$

素因数の和:1283

約数の個数: 24

約数和(自身を含む): 31164000

約数和(自身を除く): 14342236

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 1049, 2098, 4009, 4196, 8018, 16036, 19931, 39862, 79724, 221339, 442678, 885356, 4205441, 8410882, 16821764]

約数ペア:

[(1, 16821764), (2, 8410882), (4, 4205441), (19, 885356), (38, 442678), (76, 221339), (211, 79724), (422, 39862), (844, 19931), (1049, 16036), (2098, 8018), (4009, 4196)]