20178406719

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{19483}}^1$

素因数の和:20012

約数の個数: 32

約数和(自身を含む): 30301516800

約数和(自身を除く): 10123110081

約数列:

[1, 3, 9, 27, 89, 267, 431, 801, 1293, 2403, 3879, 11637, 19483, 38359, 58449, 115077, 175347, 345231, 526041, 1035693, 1733987, 5201961, 8397173, 15605883, 25191519, 46817649, 75574557, 226723671, 747348397, 2242045191, 6726135573, 20178406719]

約数ペア:

[(1, 20178406719), (3, 6726135573), (9, 2242045191), (27, 747348397), (89, 226723671), (267, 75574557), (431, 46817649), (801, 25191519), (1293, 15605883), (2403, 8397173), (3879, 5201961), (11637, 1733987), (19483, 1035693), (38359, 526041), (58449, 345231), (115077, 175347)]