19266457

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 24069960

約数和(自身を除く): 4803503

約数列:

[1, 7, 17, 49, 101, 119, 229, 707, 833, 1603, 1717, 3893, 4949, 11221, 12019, 23129, 27251, 84133, 161903, 190757, 393193, 1133321, 2752351, 19266457]

約数ペア:

[(1, 19266457), (7, 2752351), (17, 1133321), (49, 393193), (101, 190757), (119, 161903), (229, 84133), (707, 27251), (833, 23129), (1603, 12019), (1717, 11221), (3893, 4949)]