18969135

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{54983}}^1$

素因数の和:55014

約数の個数: 16

約数和(自身を含む): 31670784

約数和(自身を除く): 12701649

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 54983, 164949, 274915, 824745, 1264609, 3793827, 6323045, 18969135]

約数ペア:

[(1, 18969135), (3, 6323045), (5, 3793827), (15, 1264609), (23, 824745), (69, 274915), (115, 164949), (345, 54983)]