208020974

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{68473}}^1$

素因数の和:68520

約数の個数: 24

約数和(自身を含む): 374689728

約数和(自身を除く): 166668754

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 68473, 136946, 479311, 958622, 2122663, 3355177, 4245326, 6710354, 14858641, 29717282, 104010487, 208020974]

約数ペア:

[(1, 208020974), (2, 104010487), (7, 29717282), (14, 14858641), (31, 6710354), (49, 4245326), (62, 3355177), (98, 2122663), (217, 958622), (434, 479311), (1519, 136946), (3038, 68473)]