18982158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{613}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 41054496

約数和(自身を除く): 22072338

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 397, 613, 794, 1191, 1226, 1839, 2382, 3678, 5161, 7969, 10322, 15483, 15938, 23907, 30966, 47814, 243361, 486722, 730083, 1460166, 3163693, 6327386, 9491079, 18982158]

約数ペア:

[(1, 18982158), (2, 9491079), (3, 6327386), (6, 3163693), (13, 1460166), (26, 730083), (39, 486722), (78, 243361), (397, 47814), (613, 30966), (794, 23907), (1191, 15938), (1226, 15483), (1839, 10322), (2382, 7969), (3678, 5161)]