20126641857

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{80021}}^1$

素因数の和:80126

約数の個数: 48

約数和(自身を含む): 32841028800

約数和(自身を除く): 12714386943

約数列:

[1, 3, 7, 21, 29, 49, 59, 87, 147, 177, 203, 413, 609, 1239, 1421, 1711, 2891, 4263, 5133, 8673, 11977, 35931, 80021, 83839, 240063, 251517, 560147, 1680441, 2320609, 3921029, 4721239, 6961827, 11763087, 14163717, 16244263, 33048673, 48732789, 99146019, 113709841, 136915931, 231340711, 341129523, 410747793, 694022133, 958411517, 2875234551, 6708880619, 20126641857]

約数ペア:

[(1, 20126641857), (3, 6708880619), (7, 2875234551), (21, 958411517), (29, 694022133), (49, 410747793), (59, 341129523), (87, 231340711), (147, 136915931), (177, 113709841), (203, 99146019), (413, 48732789), (609, 33048673), (1239, 16244263), (1421, 14163717), (1711, 11763087), (2891, 6961827), (4263, 4721239), (5133, 3921029), (8673, 2320609), (11977, 1680441), (35931, 560147), (80021, 251517), (83839, 240063)]