19601512

素因数分解:

$2^3\times 7^1\times {\mathrm{541}}^1\times {\mathrm{647}}^1$

素因数の和:1201

約数の個数: 32

約数和(自身を含む): 42145920

約数和(自身を除く): 22544408

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 541, 647, 1082, 1294, 2164, 2588, 3787, 4328, 4529, 5176, 7574, 9058, 15148, 18116, 30296, 36232, 350027, 700054, 1400108, 2450189, 2800216, 4900378, 9800756, 19601512]

約数ペア:

[(1, 19601512), (2, 9800756), (4, 4900378), (7, 2800216), (8, 2450189), (14, 1400108), (28, 700054), (56, 350027), (541, 36232), (647, 30296), (1082, 18116), (1294, 15148), (2164, 9058), (2588, 7574), (3787, 5176), (4328, 4529)]