20126203492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{150209}}^1$

素因数の和:150316

約数の個数: 48

約数和(自身を含む): 38862331200

約数和(自身を除く): 18736127708

約数列:

[1, 2, 4, 19, 38, 41, 43, 76, 82, 86, 164, 172, 779, 817, 1558, 1634, 1763, 3116, 3268, 3526, 7052, 33497, 66994, 133988, 150209, 300418, 600836, 2853971, 5707942, 6158569, 6458987, 11415884, 12317138, 12917974, 24634276, 25835948, 117012811, 122720753, 234025622, 245441506, 264818467, 468051244, 490883012, 529636934, 1059273868, 5031550873, 10063101746, 20126203492]

約数ペア:

[(1, 20126203492), (2, 10063101746), (4, 5031550873), (19, 1059273868), (38, 529636934), (41, 490883012), (43, 468051244), (76, 264818467), (82, 245441506), (86, 234025622), (164, 122720753), (172, 117012811), (779, 25835948), (817, 24634276), (1558, 12917974), (1634, 12317138), (1763, 11415884), (3116, 6458987), (3268, 6158569), (3526, 5707942), (7052, 2853971), (33497, 600836), (66994, 300418), (133988, 150209)]