20315156979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1450979}}^1$

素因数の和:1451354

約数の個数: 16

約数和(自身を含む): 29251756800

約数和(自身を除く): 8936599821

約数列:

[1, 3, 13, 39, 359, 1077, 4667, 14001, 1450979, 4352937, 18862727, 56588181, 520901461, 1562704383, 6771718993, 20315156979]

約数ペア:

[(1, 20315156979), (3, 6771718993), (13, 1562704383), (39, 520901461), (359, 56588181), (1077, 18862727), (4667, 4352937), (14001, 1450979)]