208668944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{62401}}^1$

素因数の和:62439

約数の個数: 40

約数和(自身を含む): 464270880

約数和(自身を除く): 255601936

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 62401, 124802, 249604, 499208, 686411, 998416, 1185619, 1372822, 2371238, 2745644, 4742476, 5491288, 9484952, 10982576, 13041809, 18969904, 26083618, 52167236, 104334472, 208668944]

約数ペア:

[(1, 208668944), (2, 104334472), (4, 52167236), (8, 26083618), (11, 18969904), (16, 13041809), (19, 10982576), (22, 9484952), (38, 5491288), (44, 4742476), (76, 2745644), (88, 2371238), (152, 1372822), (176, 1185619), (209, 998416), (304, 686411), (418, 499208), (836, 249604), (1672, 124802), (3344, 62401)]