20120174672

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7440893}}^1$

素因数の和:7440927

約数の個数: 30

約数和(自身を含む): 42212191662

約数和(自身を除く): 22092016990

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7440893, 14881786, 29763572, 59527144, 96731609, 119054288, 193463218, 386926436, 773852872, 1257510917, 1547705744, 2515021834, 5030043668, 10060087336, 20120174672]

約数ペア:

[(1, 20120174672), (2, 10060087336), (4, 5030043668), (8, 2515021834), (13, 1547705744), (16, 1257510917), (26, 773852872), (52, 386926436), (104, 193463218), (169, 119054288), (208, 96731609), (338, 59527144), (676, 29763572), (1352, 14881786), (2704, 7440893)]