19693280

素因数分解:

$2^5\times 5^1\times {\mathrm{123083}}^1$

素因数の和:123098

約数の個数: 24

約数和(自身を含む): 46525752

約数和(自身を除く): 26832472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 123083, 246166, 492332, 615415, 984664, 1230830, 1969328, 2461660, 3938656, 4923320, 9846640, 19693280]

約数ペア:

[(1, 19693280), (2, 9846640), (4, 4923320), (5, 3938656), (8, 2461660), (10, 1969328), (16, 1230830), (20, 984664), (32, 615415), (40, 492332), (80, 246166), (160, 123083)]