19627569

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 31584000

約数和(自身を除く): 11956431

約数列:

[1, 3, 9, 13, 27, 39, 117, 199, 281, 351, 597, 843, 1791, 2529, 2587, 3653, 5373, 7587, 7761, 10959, 23283, 32877, 55919, 69849, 98631, 167757, 503271, 726947, 1509813, 2180841, 6542523, 19627569]

約数ペア:

[(1, 19627569), (3, 6542523), (9, 2180841), (13, 1509813), (27, 726947), (39, 503271), (117, 167757), (199, 98631), (281, 69849), (351, 55919), (597, 32877), (843, 23283), (1791, 10959), (2529, 7761), (2587, 7587), (3653, 5373)]