20020206283

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{63617}}^1$

素因数の和:63763

約数の個数: 32

約数和(自身を含む): 25748494848

約数和(自身を除く): 5728288565

約数列:

[1, 7, 11, 61, 67, 77, 427, 469, 671, 737, 4087, 4697, 5159, 28609, 44957, 63617, 314699, 445319, 699787, 3880637, 4262339, 4898509, 27164459, 29836373, 42687007, 46885729, 260002679, 298809049, 328200103, 1820018753, 2860029469, 20020206283]

約数ペア:

[(1, 20020206283), (7, 2860029469), (11, 1820018753), (61, 328200103), (67, 298809049), (77, 260002679), (427, 46885729), (469, 42687007), (671, 29836373), (737, 27164459), (4087, 4898509), (4697, 4262339), (5159, 3880637), (28609, 699787), (44957, 445319), (63617, 314699)]