1639348

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 3040128

約数和(自身を除く): 1400780

約数列:

[1, 2, 4, 23, 46, 92, 103, 173, 206, 346, 412, 692, 2369, 3979, 4738, 7958, 9476, 15916, 17819, 35638, 71276, 409837, 819674, 1639348]

約数ペア:

[(1, 1639348), (2, 819674), (4, 409837), (23, 71276), (46, 35638), (92, 17819), (103, 15916), (173, 9476), (206, 7958), (346, 4738), (412, 3979), (692, 2369)]