2543948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 5443200

約数和(自身を除く): 2899252

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 179, 187, 209, 323, 358, 374, 418, 646, 716, 748, 836, 1292, 1969, 3043, 3401, 3553, 3938, 6086, 6802, 7106, 7876, 12172, 13604, 14212, 33473, 37411, 57817, 66946, 74822, 115634, 133892, 149644, 231268, 635987, 1271974, 2543948]

約数ペア:

[(1, 2543948), (2, 1271974), (4, 635987), (11, 231268), (17, 149644), (19, 133892), (22, 115634), (34, 74822), (38, 66946), (44, 57817), (68, 37411), (76, 33473), (179, 14212), (187, 13604), (209, 12172), (323, 7876), (358, 7106), (374, 6802), (418, 6086), (646, 3938), (716, 3553), (748, 3401), (836, 3043), (1292, 1969)]