20289616

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{34273}}^1$

素因数の和:34318

約数の個数: 20

約数和(自身を含む): 40374772

約数和(自身を除く): 20085156

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 34273, 68546, 137092, 274184, 548368, 1268101, 2536202, 5072404, 10144808, 20289616]

約数ペア:

[(1, 20289616), (2, 10144808), (4, 5072404), (8, 2536202), (16, 1268101), (37, 548368), (74, 274184), (148, 137092), (296, 68546), (592, 34273)]