20121164528

素因数分解:

$2^4\times {\mathrm{19231}}^1\times {\mathrm{65393}}^1$

素因数の和:84632

約数の個数: 20

約数和(自身を含む): 38987379648

約数和(自身を除く): 18866215120

約数列:

[1, 2, 4, 8, 16, 19231, 38462, 65393, 76924, 130786, 153848, 261572, 307696, 523144, 1046288, 1257572783, 2515145566, 5030291132, 10060582264, 20121164528]

約数ペア:

[(1, 20121164528), (2, 10060582264), (4, 5030291132), (8, 2515145566), (16, 1257572783), (19231, 1046288), (38462, 523144), (65393, 307696), (76924, 261572), (130786, 153848)]