20120681648

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17226611}}^1$

素因数の和:17226692

約数の個数: 20

約数和(自身を含む): 39517847928

約数和(自身を除く): 19397166280

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17226611, 34453222, 68906444, 137812888, 275625776, 1257542603, 2515085206, 5030170412, 10060340824, 20120681648]

約数ペア:

[(1, 20120681648), (2, 10060340824), (4, 5030170412), (8, 2515085206), (16, 1257542603), (73, 275625776), (146, 137812888), (292, 68906444), (584, 34453222), (1168, 17226611)]