20484616

素因数分解:

$2^3\times {\mathrm{1091}}^1\times {\mathrm{2347}}^1$

素因数の和:3444

約数の個数: 16

約数和(自身を含む): 38460240

約数和(自身を除く): 17975624

約数列:

[1, 2, 4, 8, 1091, 2182, 2347, 4364, 4694, 8728, 9388, 18776, 2560577, 5121154, 10242308, 20484616]

約数ペア:

[(1, 20484616), (2, 10242308), (4, 5121154), (8, 2560577), (1091, 18776), (2182, 9388), (2347, 8728), (4364, 4694)]