20137156821

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{441053}}^1$

素因数の和:441170

約数の個数: 32

約数和(自身を含む): 31755888000

約数和(自身を除く): 11618731179

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 267, 513, 801, 1691, 2403, 5073, 15219, 45657, 441053, 1323159, 3969477, 8380007, 11908431, 25140021, 39253717, 75420063, 117761151, 226260189, 353283453, 745820623, 1059850359, 2237461869, 6712385607, 20137156821]

約数ペア:

[(1, 20137156821), (3, 6712385607), (9, 2237461869), (19, 1059850359), (27, 745820623), (57, 353283453), (89, 226260189), (171, 117761151), (267, 75420063), (513, 39253717), (801, 25140021), (1691, 11908431), (2403, 8380007), (5073, 3969477), (15219, 1323159), (45657, 441053)]