20454832

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{19081}}^1$

素因数の和:19156

約数の個数: 20

約数和(自身を含む): 40224856

約数和(自身を除く): 19770024

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 19081, 38162, 76324, 152648, 305296, 1278427, 2556854, 5113708, 10227416, 20454832]

約数ペア:

[(1, 20454832), (2, 10227416), (4, 5113708), (8, 2556854), (16, 1278427), (67, 305296), (134, 152648), (268, 76324), (536, 38162), (1072, 19081)]