20179933155

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{36821}}^1$

素因数の和:37492

約数の個数: 48

約数和(自身を含む): 36877969440

約数和(自身を除く): 16698036285

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 641, 855, 1923, 3205, 5769, 9615, 12179, 28845, 36537, 36821, 60895, 109611, 110463, 182685, 184105, 331389, 548055, 552315, 699599, 1656945, 2098797, 3497995, 6296391, 10493985, 23602261, 31481955, 70806783, 118011305, 212420349, 354033915, 448442959, 1062101745, 1345328877, 2242214795, 4035986631, 6726644385, 20179933155]

約数ペア:

[(1, 20179933155), (3, 6726644385), (5, 4035986631), (9, 2242214795), (15, 1345328877), (19, 1062101745), (45, 448442959), (57, 354033915), (95, 212420349), (171, 118011305), (285, 70806783), (641, 31481955), (855, 23602261), (1923, 10493985), (3205, 6296391), (5769, 3497995), (9615, 2098797), (12179, 1656945), (28845, 699599), (36537, 552315), (36821, 548055), (60895, 331389), (109611, 184105), (110463, 182685)]