19697804

素因数分解:

$2^2\times 7^5\times {\mathrm{293}}^1$

素因数の和:332

約数の個数: 36

約数和(自身を含む): 40353264

約数和(自身を除く): 20655460

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 293, 343, 586, 686, 1172, 1372, 2051, 2401, 4102, 4802, 8204, 9604, 14357, 16807, 28714, 33614, 57428, 67228, 100499, 200998, 401996, 703493, 1406986, 2813972, 4924451, 9848902, 19697804]

約数ペア:

[(1, 19697804), (2, 9848902), (4, 4924451), (7, 2813972), (14, 1406986), (28, 703493), (49, 401996), (98, 200998), (196, 100499), (293, 67228), (343, 57428), (586, 33614), (686, 28714), (1172, 16807), (1372, 14357), (2051, 9604), (2401, 8204), (4102, 4802)]