20220376631

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20921}}^1$

素因数の和:21016

約数の個数: 48

約数和(自身を含む): 26954231040

約数和(自身を除く): 6733854409

約数列:

[1, 7, 13, 19, 43, 91, 133, 169, 247, 301, 559, 817, 1183, 1729, 3211, 3913, 5719, 7267, 10621, 20921, 22477, 50869, 74347, 138073, 146447, 271973, 397499, 899603, 966511, 1903811, 2782493, 3535649, 5167487, 6297221, 11694839, 17092457, 24749543, 36172409, 67177331, 81863873, 119647199, 152032907, 222201941, 470241317, 1064230349, 1555413587, 2888625233, 20220376631]

約数ペア:

[(1, 20220376631), (7, 2888625233), (13, 1555413587), (19, 1064230349), (43, 470241317), (91, 222201941), (133, 152032907), (169, 119647199), (247, 81863873), (301, 67177331), (559, 36172409), (817, 24749543), (1183, 17092457), (1729, 11694839), (3211, 6297221), (3913, 5167487), (5719, 3535649), (7267, 2782493), (10621, 1903811), (20921, 966511), (22477, 899603), (50869, 397499), (74347, 271973), (138073, 146447)]