19487494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{7727}}^1$

素因数の和:7839

約数の個数: 16

約数和(自身を含む): 31808448

約数和(自身を除く): 12320954

約数列:

[1, 2, 13, 26, 97, 194, 1261, 2522, 7727, 15454, 100451, 200902, 749519, 1499038, 9743747, 19487494]

約数ペア:

[(1, 19487494), (2, 9743747), (13, 1499038), (26, 749519), (97, 200902), (194, 100451), (1261, 15454), (2522, 7727)]