20412496

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7549}}^1$

素因数の和:7583

約数の個数: 30

約数和(自身を含む): 42831150

約数和(自身を除く): 22418654

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7549, 15098, 30196, 60392, 98137, 120784, 196274, 392548, 785096, 1275781, 1570192, 2551562, 5103124, 10206248, 20412496]

約数ペア:

[(1, 20412496), (2, 10206248), (4, 5103124), (8, 2551562), (13, 1570192), (16, 1275781), (26, 785096), (52, 392548), (104, 196274), (169, 120784), (208, 98137), (338, 60392), (676, 30196), (1352, 15098), (2704, 7549)]