20044076

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:378

約数の個数: 36

約数和(自身を含む): 38430000

約数和(自身を除く): 18385924

約数列:

[1, 2, 4, 13, 26, 52, 149, 169, 199, 298, 338, 398, 596, 676, 796, 1937, 2587, 3874, 5174, 7748, 10348, 25181, 29651, 33631, 50362, 59302, 67262, 100724, 118604, 134524, 385463, 770926, 1541852, 5011019, 10022038, 20044076]

約数ペア:

[(1, 20044076), (2, 10022038), (4, 5011019), (13, 1541852), (26, 770926), (52, 385463), (149, 134524), (169, 118604), (199, 100724), (298, 67262), (338, 59302), (398, 50362), (596, 33631), (676, 29651), (796, 25181), (1937, 10348), (2587, 7748), (3874, 5174)]