19494514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9491}}^1$

素因数の和:9585

約数の個数: 16

約数和(自身を含む): 31893120

約数和(自身を除く): 12398606

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 9491, 18982, 123383, 246766, 749789, 1499578, 9747257, 19494514]

約数ペア:

[(1, 19494514), (2, 9747257), (13, 1499578), (26, 749789), (79, 246766), (158, 123383), (1027, 18982), (2054, 9491)]