19387676

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3313}}^1$

素因数の和:3354

約数の個数: 48

約数和(自身を含む): 44540160

約数和(自身を除く): 25152484

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 3313, 5852, 6626, 13252, 23191, 36443, 46382, 62947, 72886, 92764, 125894, 145772, 251788, 255101, 440629, 510202, 692417, 881258, 1020404, 1384834, 1762516, 2769668, 4846919, 9693838, 19387676]

約数ペア:

[(1, 19387676), (2, 9693838), (4, 4846919), (7, 2769668), (11, 1762516), (14, 1384834), (19, 1020404), (22, 881258), (28, 692417), (38, 510202), (44, 440629), (76, 255101), (77, 251788), (133, 145772), (154, 125894), (209, 92764), (266, 72886), (308, 62947), (418, 46382), (532, 36443), (836, 23191), (1463, 13252), (2926, 6626), (3313, 5852)]