18976356

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{2789}}^1$

素因数の和:2815

約数の個数: 72

約数和(自身を含む): 56871360

約数和(自身を除く): 37895004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 2789, 3402, 5578, 6804, 8367, 11156, 16734, 19523, 25101, 33468, 39046, 50202, 58569, 75303, 78092, 100404, 117138, 150606, 175707, 225909, 234276, 301212, 351414, 451818, 527121, 677727, 702828, 903636, 1054242, 1355454, 1581363, 2108484, 2710908, 3162726, 4744089, 6325452, 9488178, 18976356]

約数ペア:

[(1, 18976356), (2, 9488178), (3, 6325452), (4, 4744089), (6, 3162726), (7, 2710908), (9, 2108484), (12, 1581363), (14, 1355454), (18, 1054242), (21, 903636), (27, 702828), (28, 677727), (36, 527121), (42, 451818), (54, 351414), (63, 301212), (81, 234276), (84, 225909), (108, 175707), (126, 150606), (162, 117138), (189, 100404), (243, 78092), (252, 75303), (324, 58569), (378, 50202), (486, 39046), (567, 33468), (756, 25101), (972, 19523), (1134, 16734), (1701, 11156), (2268, 8367), (2789, 6804), (3402, 5578)]