20090163459

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1013}}^1\times {\mathrm{1993}}^1$

素因数の和:3147

約数の個数: 32

約数和(自身を含む): 27950966784

約数和(自身を除く): 7860803325

約数列:

[1, 3, 31, 93, 107, 321, 1013, 1993, 3039, 3317, 5979, 9951, 31403, 61783, 94209, 108391, 185349, 213251, 325173, 639753, 2018909, 3360121, 6056727, 6610781, 10080363, 19832343, 62586179, 187758537, 216023263, 648069789, 6696721153, 20090163459]

約数ペア:

[(1, 20090163459), (3, 6696721153), (31, 648069789), (93, 216023263), (107, 187758537), (321, 62586179), (1013, 19832343), (1993, 10080363), (3039, 6610781), (3317, 6056727), (5979, 3360121), (9951, 2018909), (31403, 639753), (61783, 325173), (94209, 213251), (108391, 185349)]