18649996

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{677}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 33487776

約数和(自身を除く): 14837780

約数列:

[1, 2, 4, 71, 97, 142, 194, 284, 388, 677, 1354, 2708, 6887, 13774, 27548, 48067, 65669, 96134, 131338, 192268, 262676, 4662499, 9324998, 18649996]

約数ペア:

[(1, 18649996), (2, 9324998), (4, 4662499), (71, 262676), (97, 192268), (142, 131338), (194, 96134), (284, 65669), (388, 48067), (677, 27548), (1354, 13774), (2708, 6887)]