17320856

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 39782400

約数和(自身を除く): 22461544

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 73, 76, 133, 146, 152, 223, 266, 292, 446, 511, 532, 584, 892, 1022, 1064, 1387, 1561, 1784, 2044, 2774, 3122, 4088, 4237, 5548, 6244, 8474, 9709, 11096, 12488, 16279, 16948, 19418, 29659, 32558, 33896, 38836, 59318, 65116, 77672, 113953, 118636, 130232, 227906, 237272, 309301, 455812, 618602, 911624, 1237204, 2165107, 2474408, 4330214, 8660428, 17320856]

約数ペア:

[(1, 17320856), (2, 8660428), (4, 4330214), (7, 2474408), (8, 2165107), (14, 1237204), (19, 911624), (28, 618602), (38, 455812), (56, 309301), (73, 237272), (76, 227906), (133, 130232), (146, 118636), (152, 113953), (223, 77672), (266, 65116), (292, 59318), (446, 38836), (511, 33896), (532, 32558), (584, 29659), (892, 19418), (1022, 16948), (1064, 16279), (1387, 12488), (1561, 11096), (1784, 9709), (2044, 8474), (2774, 6244), (3122, 5548), (4088, 4237)]