20679036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1423}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 55501824

約数和(自身を除く): 34822788

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 173, 346, 519, 692, 1038, 1211, 1423, 2076, 2422, 2846, 3633, 4269, 4844, 5692, 7266, 8538, 9961, 14532, 17076, 19922, 29883, 39844, 59766, 119532, 246179, 492358, 738537, 984716, 1477074, 1723253, 2954148, 3446506, 5169759, 6893012, 10339518, 20679036]

約数ペア:

[(1, 20679036), (2, 10339518), (3, 6893012), (4, 5169759), (6, 3446506), (7, 2954148), (12, 1723253), (14, 1477074), (21, 984716), (28, 738537), (42, 492358), (84, 246179), (173, 119532), (346, 59766), (519, 39844), (692, 29883), (1038, 19922), (1211, 17076), (1423, 14532), (2076, 9961), (2422, 8538), (2846, 7266), (3633, 5692), (4269, 4844)]