39991384

素因数分解:

$2^3\times {\mathrm{313}}^1\times {\mathrm{15971}}^1$

素因数の和:16290

約数の個数: 16

約数和(自身を含む): 75228120

約数和(自身を除く): 35236736

約数列:

[1, 2, 4, 8, 313, 626, 1252, 2504, 15971, 31942, 63884, 127768, 4998923, 9997846, 19995692, 39991384]

約数ペア:

[(1, 39991384), (2, 19995692), (4, 9997846), (8, 4998923), (313, 127768), (626, 63884), (1252, 31942), (2504, 15971)]