20120490203

素因数分解:

${\mathrm{11}}^2\times {\mathrm{29}}^2\times {\mathrm{149}}^1\times {\mathrm{1327}}^1$

素因数の和:1556

約数の個数: 36

約数和(自身を含む): 23075925600

約数和(自身を除く): 2955435397

約数列:

[1, 11, 29, 121, 149, 319, 841, 1327, 1639, 3509, 4321, 9251, 14597, 18029, 38483, 47531, 101761, 125309, 160567, 197723, 423313, 522841, 1116007, 1378399, 2174953, 4656443, 5733967, 12276077, 15162389, 23924483, 63073637, 135036847, 166285043, 693810007, 1829135473, 20120490203]

約数ペア:

[(1, 20120490203), (11, 1829135473), (29, 693810007), (121, 166285043), (149, 135036847), (319, 63073637), (841, 23924483), (1327, 15162389), (1639, 12276077), (3509, 5733967), (4321, 4656443), (9251, 2174953), (14597, 1378399), (18029, 1116007), (38483, 522841), (47531, 423313), (101761, 197723), (125309, 160567)]