12901928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{947}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 26278560

約数和(自身を除く): 13376632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 262, 524, 947, 1048, 1703, 1894, 3406, 3788, 6812, 7576, 12311, 13624, 24622, 49244, 98488, 124057, 248114, 496228, 992456, 1612741, 3225482, 6450964, 12901928]

約数ペア:

[(1, 12901928), (2, 6450964), (4, 3225482), (8, 1612741), (13, 992456), (26, 496228), (52, 248114), (104, 124057), (131, 98488), (262, 49244), (524, 24622), (947, 13624), (1048, 12311), (1703, 7576), (1894, 6812), (3406, 3788)]