20120457976

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{1213}}^1\times {\mathrm{28403}}^1$

素因数の和:29695

約数の個数: 32

約数和(自身を含む): 38275526160

約数和(自身を除く): 18155068184

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 1213, 2426, 4852, 9704, 28403, 56806, 88549, 113612, 177098, 227224, 354196, 708392, 2073419, 4146838, 8293676, 16587352, 34452839, 68905678, 137811356, 275622712, 2515057247, 5030114494, 10060228988, 20120457976]

約数ペア:

[(1, 20120457976), (2, 10060228988), (4, 5030114494), (8, 2515057247), (73, 275622712), (146, 137811356), (292, 68905678), (584, 34452839), (1213, 16587352), (2426, 8293676), (4852, 4146838), (9704, 2073419), (28403, 708392), (56806, 354196), (88549, 227224), (113612, 177098)]