78821552

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{214189}}^1$

素因数の和:214220

約数の個数: 20

約数和(自身を含む): 159357360

約数和(自身を除く): 80535808

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 214189, 428378, 856756, 1713512, 3427024, 4926347, 9852694, 19705388, 39410776, 78821552]

約数ペア:

[(1, 78821552), (2, 39410776), (4, 19705388), (8, 9852694), (16, 4926347), (23, 3427024), (46, 1713512), (92, 856756), (184, 428378), (368, 214189)]