19683472

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17327}}^1$

素因数の和:17406

約数の個数: 20

約数和(自身を含む): 38676096

約数和(自身を除く): 18992624

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17327, 34654, 69308, 138616, 277232, 1230217, 2460434, 4920868, 9841736, 19683472]

約数ペア:

[(1, 19683472), (2, 9841736), (4, 4920868), (8, 2460434), (16, 1230217), (71, 277232), (142, 138616), (284, 69308), (568, 34654), (1136, 17327)]