19786954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{1453}}^1$

素因数の和:2085

約数の個数: 16

約数和(自身を含む): 32453280

約数和(自身を除く): 12666326

約数列:

[1, 2, 11, 22, 619, 1238, 1453, 2906, 6809, 13618, 15983, 31966, 899407, 1798814, 9893477, 19786954]

約数ペア:

[(1, 19786954), (2, 9893477), (11, 1798814), (22, 899407), (619, 31966), (1238, 15983), (1453, 13618), (2906, 6809)]