19728534

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{27631}}^1$

素因数の和:27660

約数の個数: 32

約数和(自身を含む): 47748096

約数和(自身を除く): 28019562

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 27631, 55262, 82893, 165786, 193417, 386834, 469727, 580251, 939454, 1160502, 1409181, 2818362, 3288089, 6576178, 9864267, 19728534]

約数ペア:

[(1, 19728534), (2, 9864267), (3, 6576178), (6, 3288089), (7, 2818362), (14, 1409181), (17, 1160502), (21, 939454), (34, 580251), (42, 469727), (51, 386834), (102, 193417), (119, 165786), (238, 82893), (357, 55262), (714, 27631)]