19702803

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{4273}}^1$

素因数の和:4358

約数の個数: 16

約数和(自身を含む): 27695520

約数和(自身を除く): 7992717

約数列:

[1, 3, 29, 53, 87, 159, 1537, 4273, 4611, 12819, 123917, 226469, 371751, 679407, 6567601, 19702803]

約数ペア:

[(1, 19702803), (3, 6567601), (29, 679407), (53, 371751), (87, 226469), (159, 123917), (1537, 12819), (4273, 4611)]