19313805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 16167795

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 419, 439, 1257, 1317, 2095, 2195, 2933, 3073, 6285, 6585, 8799, 9219, 14665, 15365, 43995, 46095, 183941, 551823, 919705, 1287587, 2759115, 3862761, 6437935, 19313805]

約数ペア:

[(1, 19313805), (3, 6437935), (5, 3862761), (7, 2759115), (15, 1287587), (21, 919705), (35, 551823), (105, 183941), (419, 46095), (439, 43995), (1257, 15365), (1317, 14665), (2095, 9219), (2195, 8799), (2933, 6585), (3073, 6285)]