218012336

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{439541}}^1$

素因数の和:439580

約数の個数: 20

約数和(自身を含む): 436025664

約数和(自身を除く): 218013328

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 439541, 879082, 1758164, 3516328, 7032656, 13625771, 27251542, 54503084, 109006168, 218012336]

約数ペア:

[(1, 218012336), (2, 109006168), (4, 54503084), (8, 27251542), (16, 13625771), (31, 7032656), (62, 3516328), (124, 1758164), (248, 879082), (496, 439541)]