20147394878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2027}}^1\times {\mathrm{7213}}^1$

素因数の和:9308

約数の個数: 32

約数和(自身を含む): 33180821856

約数和(自身を除く): 13033426978

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 2027, 4054, 7213, 14426, 26351, 52702, 93769, 107431, 187538, 214862, 382289, 764578, 1396603, 2793206, 4969757, 9939514, 14620751, 29241502, 190069763, 380139526, 774899803, 1549799606, 10073697439, 20147394878]

約数ペア:

[(1, 20147394878), (2, 10073697439), (13, 1549799606), (26, 774899803), (53, 380139526), (106, 190069763), (689, 29241502), (1378, 14620751), (2027, 9939514), (4054, 4969757), (7213, 2793206), (14426, 1396603), (26351, 764578), (52702, 382289), (93769, 214862), (107431, 187538)]