2119712972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^2$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 4174019136

約数和(自身を除く): 2054306164

約数列:

[1, 2, 4, 13, 26, 47, 52, 73, 94, 109, 146, 188, 218, 292, 436, 611, 949, 1222, 1417, 1898, 2444, 2834, 3431, 3796, 5123, 5668, 6862, 7957, 10246, 11881, 13724, 15914, 20492, 23762, 31828, 44603, 47524, 66599, 89206, 103441, 133198, 154453, 178412, 206882, 266396, 308906, 373979, 413764, 558407, 617812, 747958, 867313, 1116814, 1495916, 1734626, 2233628, 3469252, 4861727, 7259291, 9723454, 11275069, 14518582, 19446908, 22550138, 29037164, 40763711, 45100276, 81527422, 163054844, 529928243, 1059856486, 2119712972]

約数ペア:

[(1, 2119712972), (2, 1059856486), (4, 529928243), (13, 163054844), (26, 81527422), (47, 45100276), (52, 40763711), (73, 29037164), (94, 22550138), (109, 19446908), (146, 14518582), (188, 11275069), (218, 9723454), (292, 7259291), (436, 4861727), (611, 3469252), (949, 2233628), (1222, 1734626), (1417, 1495916), (1898, 1116814), (2444, 867313), (2834, 747958), (3431, 617812), (3796, 558407), (5123, 413764), (5668, 373979), (6862, 308906), (7957, 266396), (10246, 206882), (11881, 178412), (13724, 154453), (15914, 133198), (20492, 103441), (23762, 89206), (31828, 66599), (44603, 47524)]