19645976

素因数分解:

$2^3\times 7^1\times {\mathrm{461}}^1\times {\mathrm{761}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 42245280

約数和(自身を除く): 22599304

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 461, 761, 922, 1522, 1844, 3044, 3227, 3688, 5327, 6088, 6454, 10654, 12908, 21308, 25816, 42616, 350821, 701642, 1403284, 2455747, 2806568, 4911494, 9822988, 19645976]

約数ペア:

[(1, 19645976), (2, 9822988), (4, 4911494), (7, 2806568), (8, 2455747), (14, 1403284), (28, 701642), (56, 350821), (461, 42616), (761, 25816), (922, 21308), (1522, 12908), (1844, 10654), (3044, 6454), (3227, 6088), (3688, 5327)]