20188310012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4914389}}^1$

素因数の和:4914485

約数の個数: 24

約数和(自身を含む): 38528817600

約数和(自身を除く): 18340507588

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 4914389, 9828778, 19657556, 63887057, 127774114, 255548228, 388236731, 776473462, 1552946924, 5047077503, 10094155006, 20188310012]

約数ペア:

[(1, 20188310012), (2, 10094155006), (4, 5047077503), (13, 1552946924), (26, 776473462), (52, 388236731), (79, 255548228), (158, 127774114), (316, 63887057), (1027, 19657556), (2054, 9828778), (4108, 4914389)]