20176852545

素因数分解:

$3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{353329}}^1$

素因数の和:353396

約数の個数: 48

約数和(自身を含む): 37040290560

約数和(自身を除く): 16863438015

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 243, 405, 423, 705, 1215, 1269, 2115, 3807, 6345, 11421, 19035, 57105, 353329, 1059987, 1766645, 3179961, 5299935, 9539883, 15899805, 16606463, 28619649, 47699415, 49819389, 83032315, 85858947, 143098245, 149458167, 249096945, 429294735, 448374501, 747290835, 1345123503, 2241872505, 4035370509, 6725617515, 20176852545]

約数ペア:

[(1, 20176852545), (3, 6725617515), (5, 4035370509), (9, 2241872505), (15, 1345123503), (27, 747290835), (45, 448374501), (47, 429294735), (81, 249096945), (135, 149458167), (141, 143098245), (235, 85858947), (243, 83032315), (405, 49819389), (423, 47699415), (705, 28619649), (1215, 16606463), (1269, 15899805), (2115, 9539883), (3807, 5299935), (6345, 3179961), (11421, 1766645), (19035, 1059987), (57105, 353329)]