19492785

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 19214415

約数列:

[1, 3, 5, 9, 13, 15, 27, 29, 39, 45, 65, 87, 117, 135, 145, 195, 261, 351, 377, 383, 435, 585, 783, 1131, 1149, 1305, 1755, 1885, 1915, 3393, 3447, 3915, 4979, 5655, 5745, 10179, 10341, 11107, 14937, 16965, 17235, 24895, 33321, 44811, 50895, 51705, 55535, 74685, 99963, 134433, 144391, 166605, 224055, 299889, 433173, 499815, 672165, 721955, 1299519, 1499445, 2165865, 3898557, 6497595, 19492785]

約数ペア:

[(1, 19492785), (3, 6497595), (5, 3898557), (9, 2165865), (13, 1499445), (15, 1299519), (27, 721955), (29, 672165), (39, 499815), (45, 433173), (65, 299889), (87, 224055), (117, 166605), (135, 144391), (145, 134433), (195, 99963), (261, 74685), (351, 55535), (377, 51705), (383, 50895), (435, 44811), (585, 33321), (783, 24895), (1131, 17235), (1149, 16965), (1305, 14937), (1755, 11107), (1885, 10341), (1915, 10179), (3393, 5745), (3447, 5655), (3915, 4979)]