16681772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1103}}^1$

素因数の和:1325

約数の個数: 24

約数和(自身を含む): 30912000

約数和(自身を除く): 14230228

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 1103, 2206, 3781, 4412, 7562, 15124, 20957, 41914, 83828, 219497, 438994, 877988, 4170443, 8340886, 16681772]

約数ペア:

[(1, 16681772), (2, 8340886), (4, 4170443), (19, 877988), (38, 438994), (76, 219497), (199, 83828), (398, 41914), (796, 20957), (1103, 15124), (2206, 7562), (3781, 4412)]