19729606

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{7823}}^1$

素因数の和:7935

約数の個数: 16

約数和(自身を含む): 32203584

約数和(自身を除く): 12473978

約数列:

[1, 2, 13, 26, 97, 194, 1261, 2522, 7823, 15646, 101699, 203398, 758831, 1517662, 9864803, 19729606]

約数ペア:

[(1, 19729606), (2, 9864803), (13, 1517662), (26, 758831), (97, 203398), (194, 101699), (1261, 15646), (2522, 7823)]