18464428

素因数分解:

$2^2\times {\mathrm{19}}^3\times {\mathrm{673}}^1$

素因数の和:734

約数の個数: 24

約数和(自身を含む): 34158320

約数和(自身を除く): 15693892

約数列:

[1, 2, 4, 19, 38, 76, 361, 673, 722, 1346, 1444, 2692, 6859, 12787, 13718, 25574, 27436, 51148, 242953, 485906, 971812, 4616107, 9232214, 18464428]

約数ペア:

[(1, 18464428), (2, 9232214), (4, 4616107), (19, 971812), (38, 485906), (76, 242953), (361, 51148), (673, 27436), (722, 25574), (1346, 13718), (1444, 12787), (2692, 6859)]