2019628010007

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1777}}^1\times {\mathrm{179633}}^1$

素因数の和:181472

約数の個数: 48

約数和(自身を含む): 3155565809760

約数和(自身を除く): 1135937799753

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 1777, 2109, 5331, 6327, 15993, 33763, 65749, 101289, 179633, 197247, 303867, 538899, 591741, 1249231, 1616697, 3413027, 3747693, 6646421, 10239081, 11243079, 19939263, 30717243, 59817789, 126281999, 319207841, 378845997, 957623523, 1136537991, 2872870569, 6064948979, 11810690117, 18194846937, 35432070351, 54584540811, 106296211053, 224403112223, 673209336669, 2019628010007]

約数ペア:

[(1, 2019628010007), (3, 673209336669), (9, 224403112223), (19, 106296211053), (37, 54584540811), (57, 35432070351), (111, 18194846937), (171, 11810690117), (333, 6064948979), (703, 2872870569), (1777, 1136537991), (2109, 957623523), (5331, 378845997), (6327, 319207841), (15993, 126281999), (33763, 59817789), (65749, 30717243), (101289, 19939263), (179633, 11243079), (197247, 10239081), (303867, 6646421), (538899, 3747693), (591741, 3413027), (1249231, 1616697)]