18779804

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{373}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 33866448

約数和(自身を除く): 15086644

約数列:

[1, 2, 4, 41, 82, 164, 307, 373, 614, 746, 1228, 1492, 12587, 15293, 25174, 30586, 50348, 61172, 114511, 229022, 458044, 4694951, 9389902, 18779804]

約数ペア:

[(1, 18779804), (2, 9389902), (4, 4694951), (41, 458044), (82, 229022), (164, 114511), (307, 61172), (373, 50348), (614, 30586), (746, 25174), (1228, 15293), (1492, 12587)]