19806270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1345

約数の個数: 64

約数和(自身を含む): 53001216

約数和(自身を除く): 33194946

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 47, 55, 66, 94, 110, 141, 165, 235, 282, 330, 470, 517, 705, 1034, 1277, 1410, 1551, 2554, 2585, 3102, 3831, 5170, 6385, 7662, 7755, 12770, 14047, 15510, 19155, 28094, 38310, 42141, 60019, 70235, 84282, 120038, 140470, 180057, 210705, 300095, 360114, 421410, 600190, 660209, 900285, 1320418, 1800570, 1980627, 3301045, 3961254, 6602090, 9903135, 19806270]

約数ペア:

[(1, 19806270), (2, 9903135), (3, 6602090), (5, 3961254), (6, 3301045), (10, 1980627), (11, 1800570), (15, 1320418), (22, 900285), (30, 660209), (33, 600190), (47, 421410), (55, 360114), (66, 300095), (94, 210705), (110, 180057), (141, 140470), (165, 120038), (235, 84282), (282, 70235), (330, 60019), (470, 42141), (517, 38310), (705, 28094), (1034, 19155), (1277, 15510), (1410, 14047), (1551, 12770), (2554, 7755), (2585, 7662), (3102, 6385), (3831, 5170)]