19969566

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3911}}^1$

素因数の和:3976

約数の個数: 32

約数和(自身を含む): 42812928

約数和(自身を除く): 22843362

約数列:

[1, 2, 3, 6, 23, 37, 46, 69, 74, 111, 138, 222, 851, 1702, 2553, 3911, 5106, 7822, 11733, 23466, 89953, 144707, 179906, 269859, 289414, 434121, 539718, 868242, 3328261, 6656522, 9984783, 19969566]

約数ペア:

[(1, 19969566), (2, 9984783), (3, 6656522), (6, 3328261), (23, 868242), (37, 539718), (46, 434121), (69, 289414), (74, 269859), (111, 179906), (138, 144707), (222, 89953), (851, 23466), (1702, 11733), (2553, 7822), (3911, 5106)]