12958744552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{320317}}^1$

素因数の和:320725

約数の個数: 32

約数和(自身を含む): 26234044200

約数和(自身を除く): 13275299648

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 389, 778, 1556, 3112, 5057, 10114, 20228, 40456, 320317, 640634, 1281268, 2562536, 4164121, 8328242, 16656484, 33312968, 124603313, 249206626, 498413252, 996826504, 1619843069, 3239686138, 6479372276, 12958744552]

約数ペア:

[(1, 12958744552), (2, 6479372276), (4, 3239686138), (8, 1619843069), (13, 996826504), (26, 498413252), (52, 249206626), (104, 124603313), (389, 33312968), (778, 16656484), (1556, 8328242), (3112, 4164121), (5057, 2562536), (10114, 1281268), (20228, 640634), (40456, 320317)]