19051929

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 31758272

約数和(自身を除く): 12706343

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 163, 243, 333, 351, 481, 489, 999, 1053, 1443, 1467, 2119, 2997, 3159, 4329, 4401, 6031, 6357, 8991, 12987, 13203, 18093, 19071, 38961, 39609, 54279, 57213, 78403, 116883, 162837, 171639, 235209, 488511, 514917, 705627, 1465533, 2116881, 6350643, 19051929]

約数ペア:

[(1, 19051929), (3, 6350643), (9, 2116881), (13, 1465533), (27, 705627), (37, 514917), (39, 488511), (81, 235209), (111, 171639), (117, 162837), (163, 116883), (243, 78403), (333, 57213), (351, 54279), (481, 39609), (489, 38961), (999, 19071), (1053, 18093), (1443, 13203), (1467, 12987), (2119, 8991), (2997, 6357), (3159, 6031), (4329, 4401)]