20365672

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{733}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 40164480

約数和(自身を除く): 19798808

約数列:

[1, 2, 4, 8, 23, 46, 92, 151, 184, 302, 604, 733, 1208, 1466, 2932, 3473, 5864, 6946, 13892, 16859, 27784, 33718, 67436, 110683, 134872, 221366, 442732, 885464, 2545709, 5091418, 10182836, 20365672]

約数ペア:

[(1, 20365672), (2, 10182836), (4, 5091418), (8, 2545709), (23, 885464), (46, 442732), (92, 221366), (151, 134872), (184, 110683), (302, 67436), (604, 33718), (733, 27784), (1208, 16859), (1466, 13892), (2932, 6946), (3473, 5864)]