25520242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 43623360

約数和(自身を除く): 18103118

約数列:

[1, 2, 11, 22, 43, 53, 86, 106, 473, 509, 583, 946, 1018, 1166, 2279, 4558, 5599, 11198, 21887, 25069, 26977, 43774, 50138, 53954, 240757, 296747, 481514, 593494, 1160011, 2320022, 12760121, 25520242]

約数ペア:

[(1, 25520242), (2, 12760121), (11, 2320022), (22, 1160011), (43, 593494), (53, 481514), (86, 296747), (106, 240757), (473, 53954), (509, 50138), (583, 43774), (946, 26977), (1018, 25069), (1166, 21887), (2279, 11198), (4558, 5599)]