20065648

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{4463}}^1$

素因数の和:4752

約数の個数: 20

約数和(自身を含む): 39024288

約数和(自身を除く): 18958640

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4463, 4496, 8926, 17852, 35704, 71408, 1254103, 2508206, 5016412, 10032824, 20065648]

約数ペア:

[(1, 20065648), (2, 10032824), (4, 5016412), (8, 2508206), (16, 1254103), (281, 71408), (562, 35704), (1124, 17852), (2248, 8926), (4463, 4496)]