19072215

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 35481888

約数和(自身を除く): 16409673

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 107, 153, 233, 255, 321, 535, 699, 765, 963, 1165, 1605, 1819, 2097, 3495, 3961, 4815, 5457, 9095, 10485, 11883, 16371, 19805, 24931, 27285, 35649, 59415, 74793, 81855, 124655, 178245, 224379, 373965, 423827, 1121895, 1271481, 2119135, 3814443, 6357405, 19072215]

約数ペア:

[(1, 19072215), (3, 6357405), (5, 3814443), (9, 2119135), (15, 1271481), (17, 1121895), (45, 423827), (51, 373965), (85, 224379), (107, 178245), (153, 124655), (233, 81855), (255, 74793), (321, 59415), (535, 35649), (699, 27285), (765, 24931), (963, 19805), (1165, 16371), (1605, 11883), (1819, 10485), (2097, 9095), (3495, 5457), (3961, 4815)]