26691428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 52960320

約数和(自身を除く): 26268892

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 73, 76, 146, 283, 292, 323, 566, 646, 1132, 1241, 1292, 1387, 2482, 2774, 4811, 4964, 5377, 5548, 9622, 10754, 19244, 20659, 21508, 23579, 41318, 47158, 82636, 91409, 94316, 182818, 351203, 365636, 392521, 702406, 785042, 1404812, 1570084, 6672857, 13345714, 26691428]

約数ペア:

[(1, 26691428), (2, 13345714), (4, 6672857), (17, 1570084), (19, 1404812), (34, 785042), (38, 702406), (68, 392521), (73, 365636), (76, 351203), (146, 182818), (283, 94316), (292, 91409), (323, 82636), (566, 47158), (646, 41318), (1132, 23579), (1241, 21508), (1292, 20659), (1387, 19244), (2482, 10754), (2774, 9622), (4811, 5548), (4964, 5377)]