20345013

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{139}}^2$

素因数の和:303

約数の個数: 30

約数和(自身を含む): 32966934

約数和(自身を除く): 12621921

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 139, 351, 417, 1053, 1251, 1807, 3753, 5421, 11259, 16263, 19321, 48789, 57963, 146367, 173889, 251173, 521667, 753519, 1565001, 2260557, 6781671, 20345013]

約数ペア:

[(1, 20345013), (3, 6781671), (9, 2260557), (13, 1565001), (27, 753519), (39, 521667), (81, 251173), (117, 173889), (139, 146367), (351, 57963), (417, 48789), (1053, 19321), (1251, 16263), (1807, 11259), (3753, 5421)]