1900522694

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{211781}}^1$

素因数の和:212431

約数の個数: 16

約数和(自身を含む): 3263137056

約数和(自身を除く): 1362614362

約数列:

[1, 2, 7, 14, 641, 1282, 4487, 8974, 211781, 423562, 1482467, 2964934, 135751621, 271503242, 950261347, 1900522694]

約数ペア:

[(1, 1900522694), (2, 950261347), (7, 271503242), (14, 135751621), (641, 2964934), (1282, 1482467), (4487, 423562), (8974, 211781)]