20171455934

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{68909}}^1$

素因数の和:69057

約数の個数: 48

約数和(自身を含む): 36764863200

約数和(自身を除く): 16593407266

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 103, 203, 206, 406, 721, 1421, 1442, 2842, 2987, 5047, 5974, 10094, 20909, 41818, 68909, 137818, 146363, 292726, 482363, 964726, 1998361, 3376541, 3996722, 6753082, 7097627, 13988527, 14195254, 27977054, 49683389, 97919689, 99366778, 195839378, 205831183, 347783723, 411662366, 695567446, 1440818281, 2881636562, 10085727967, 20171455934]

約数ペア:

[(1, 20171455934), (2, 10085727967), (7, 2881636562), (14, 1440818281), (29, 695567446), (49, 411662366), (58, 347783723), (98, 205831183), (103, 195839378), (203, 99366778), (206, 97919689), (406, 49683389), (721, 27977054), (1421, 14195254), (1442, 13988527), (2842, 7097627), (2987, 6753082), (5047, 3996722), (5974, 3376541), (10094, 1998361), (20909, 964726), (41818, 482363), (68909, 292726), (137818, 146363)]