19611284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1553}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 43860096

約数和(自身を除く): 24248812

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 154, 164, 287, 308, 451, 574, 902, 1148, 1553, 1804, 3106, 3157, 6212, 6314, 10871, 12628, 17083, 21742, 34166, 43484, 63673, 68332, 119581, 127346, 239162, 254692, 445711, 478324, 700403, 891422, 1400806, 1782844, 2801612, 4902821, 9805642, 19611284]

約数ペア:

[(1, 19611284), (2, 9805642), (4, 4902821), (7, 2801612), (11, 1782844), (14, 1400806), (22, 891422), (28, 700403), (41, 478324), (44, 445711), (77, 254692), (82, 239162), (154, 127346), (164, 119581), (287, 68332), (308, 63673), (451, 43484), (574, 34166), (902, 21742), (1148, 17083), (1553, 12628), (1804, 10871), (3106, 6314), (3157, 6212)]