19904138883

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2282323}}^1$

素因数の和:2282368

約数の個数: 32

約数和(自身を含む): 32865465600

約数和(自身を除く): 12961326717

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 323, 459, 513, 969, 2907, 8721, 2282323, 6846969, 20540907, 38799491, 43364137, 61622721, 116398473, 130092411, 349195419, 390277233, 737190329, 1047586257, 1170831699, 2211570987, 6634712961, 19904138883]

約数ペア:

[(1, 19904138883), (3, 6634712961), (9, 2211570987), (17, 1170831699), (19, 1047586257), (27, 737190329), (51, 390277233), (57, 349195419), (153, 130092411), (171, 116398473), (323, 61622721), (459, 43364137), (513, 38799491), (969, 20540907), (2907, 6846969), (8721, 2282323)]