19201710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1929

約数の個数: 64

約数和(自身を含む): 51922944

約数和(自身を除く): 32721234

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 165, 186, 310, 330, 341, 465, 682, 930, 1023, 1705, 1877, 2046, 3410, 3754, 5115, 5631, 9385, 10230, 11262, 18770, 20647, 28155, 41294, 56310, 58187, 61941, 103235, 116374, 123882, 174561, 206470, 290935, 309705, 349122, 581870, 619410, 640057, 872805, 1280114, 1745610, 1920171, 3200285, 3840342, 6400570, 9600855, 19201710]

約数ペア:

[(1, 19201710), (2, 9600855), (3, 6400570), (5, 3840342), (6, 3200285), (10, 1920171), (11, 1745610), (15, 1280114), (22, 872805), (30, 640057), (31, 619410), (33, 581870), (55, 349122), (62, 309705), (66, 290935), (93, 206470), (110, 174561), (155, 123882), (165, 116374), (186, 103235), (310, 61941), (330, 58187), (341, 56310), (465, 41294), (682, 28155), (930, 20647), (1023, 18770), (1705, 11262), (1877, 10230), (2046, 9385), (3410, 5631), (3754, 5115)]