19775496

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 53665920

約数和(自身を除く): 33890424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 241, 263, 312, 482, 526, 723, 789, 964, 1052, 1446, 1578, 1928, 2104, 2892, 3133, 3156, 3419, 5784, 6266, 6312, 6838, 9399, 10257, 12532, 13676, 18798, 20514, 25064, 27352, 37596, 41028, 63383, 75192, 82056, 126766, 190149, 253532, 380298, 507064, 760596, 823979, 1521192, 1647958, 2471937, 3295916, 4943874, 6591832, 9887748, 19775496]

約数ペア:

[(1, 19775496), (2, 9887748), (3, 6591832), (4, 4943874), (6, 3295916), (8, 2471937), (12, 1647958), (13, 1521192), (24, 823979), (26, 760596), (39, 507064), (52, 380298), (78, 253532), (104, 190149), (156, 126766), (241, 82056), (263, 75192), (312, 63383), (482, 41028), (526, 37596), (723, 27352), (789, 25064), (964, 20514), (1052, 18798), (1446, 13676), (1578, 12532), (1928, 10257), (2104, 9399), (2892, 6838), (3133, 6312), (3156, 6266), (3419, 5784)]