19614441

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 35481600

約数和(自身を除く): 15867159

約数列:

[1, 3, 7, 11, 19, 21, 33, 41, 57, 77, 109, 123, 133, 209, 231, 287, 327, 399, 451, 627, 763, 779, 861, 1199, 1353, 1463, 2071, 2289, 2337, 3157, 3597, 4389, 4469, 5453, 6213, 8393, 8569, 9471, 13407, 14497, 16359, 22781, 25179, 25707, 31283, 43491, 49159, 59983, 68343, 84911, 93849, 147477, 159467, 179949, 254733, 344113, 478401, 594377, 934021, 1032339, 1783131, 2802063, 6538147, 19614441]

約数ペア:

[(1, 19614441), (3, 6538147), (7, 2802063), (11, 1783131), (19, 1032339), (21, 934021), (33, 594377), (41, 478401), (57, 344113), (77, 254733), (109, 179949), (123, 159467), (133, 147477), (209, 93849), (231, 84911), (287, 68343), (327, 59983), (399, 49159), (451, 43491), (627, 31283), (763, 25707), (779, 25179), (861, 22781), (1199, 16359), (1353, 14497), (1463, 13407), (2071, 9471), (2289, 8569), (2337, 8393), (3157, 6213), (3597, 5453), (4389, 4469)]